Variable Insurance Products Fund Ii N-CSR 21 Feb 25 Certified annual shareholder report (management investment company) Financial data

Form N-CSR Cover

Form N-CSR Cover	12 Months Ended
	Dec. 31, 2024
Shareholder Report [Line Items]
Document Type	N-CSR
Amendment Flag	false
Registrant Name	Variable Insurance Products Fund II
Entity Central Index Key	0000831016
Entity Investment Company Type	N-1A
Document Period End Date	Dec. 31, 2024

Shareholder Report

Shareholder Report	12 Months Ended
	Dec. 31, 2024 USD ($) shares
Shareholder Report [Line Items]
Document Type	N-CSR
Amendment Flag	false
Registrant Name	Variable Insurance Products Fund II
Entity Central Index Key	0000831016
Entity Investment Company Type	N-1A
Document Period End Date	Dec. 31, 2024
VIP Extended Market Index Portfolio - Initial Class
Shareholder Report [Line Items]
Fund Name	VIP Extended Market Index Portfolio
Class Name	VIP Extended Market Index Portfolio Initial Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Extended Market Index Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Initial Class $ 0.13 %
Expenses Paid, Amount	$ 13
Expense Ratio, Percent	0.13%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B26">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the life of Fund?    CUMULATIVE PERFORMANCE April 17, 2018 through December 31, 2024. Initial investment of $10,000. Initial Class $10,000 $8,901 $11,205 $13,049 $15,820 $12,953 $15,211 Fidelity U.S. Extended Investable Market Index℠ $10,000 $8,914 $11,260 $13,132 $15,951 $13,057 $15,396 S&P 500® Index $10,000 $9,394 $12,351 $14,624 $18,822 $15,413 $19,465   2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year Life of Fund A Initial Class 12.31% 8.80% 8.30% Fidelity U.S. Extended Investable Market Index℠ 12.31% 8.96% 8.50% S&P 500® Index 25.02% 14.53% 14.17% A   From April 17, 2018 Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Performance Inception Date	Apr. 17, 2018
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 285,231,260
Holdings Count | shares	2,055
Advisory Fees Paid, Amount	$ 246,777
Investment Company Portfolio Turnover	12%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 2,055 Total Advisory Fee $ Portfolio Turnover 12 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Industrials 19.3   Financials 17.8   Consumer Discretionary 12.2   Information Technology 11.6   Health Care 11.3   Real Estate 6.3   Materials 4.8   Energy 4.6   Consumer Staples 3.7   Communication Services 3.2   Utilities 2.4     Common Stocks 97.2 Short-Term Investments and Net Other Assets (Liabilities) 2.8 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.2                       Short-Term Investments and Net Other Assets (Liabilities) - 2.8   United States 98.4 United Kingdom 0.4 Puerto Rico 0.3 Bermuda 0.3 Sweden 0.1 Thailand 0.1 Switzerland 0.1 Argentina 0.1 Belgium 0.1 Others 0.1 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 98.4                       United Kingdom - 0.4                       Puerto Rico - 0.3                          Bermuda - 0.3                              Sweden - 0.1                               Thailand - 0.1                             Switzerland - 0.1                          Argentina - 0.1                            Belgium - 0.1                              Others - 0.1
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Eqt Corp 0.5   Robinhood Markets Inc Class A 0.5   Carvana Co Class A 0.5   Smurfit WestRock PLC 0.4   EMCOR Group Inc 0.4   Texas Pacific Land Corp 0.4   Expand Energy Corp 0.4   Live Nation Entertainment Inc 0.4   Natera Inc 0.4   Lennox International Inc 0.4     4.3
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B41">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B42">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B43">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Disciplined Small Cap Portfolio - Initial Class
Shareholder Report [Line Items]
Fund Name	VIP Disciplined Small Cap Portfolio
Class Name	VIP Disciplined Small Cap Portfolio Initial Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Disciplined Small Cap Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Initial Class $ 0.38 %
Expenses Paid, Amount	$ 41
Expense Ratio, Percent	0.38%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B60">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Initial Class $10,000 $9,801 $12,024 $12,868 $11,185 $13,836 $16,390 $19,775 $16,169 $19,558 $22,858 Russell 2000® Index $10,000 $9,559 $11,595 $13,294 $11,830 $14,849 $17,813 $20,453 $16,273 $19,028 $21,223 Russell 3000® Index $10,000 $10,048 $11,327 $13,721 $13,002 $17,035 $20,593 $25,877 $20,907 $26,334 $32,604   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Initial Class 16.87% 10.56% 8.62% Russell 2000® Index 11.54% 7.40% 7.82% Russell 3000® Index 23.81% 13.86% 12.55%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 472,475,702
Holdings Count | shares	633
Advisory Fees Paid, Amount	$ 1,330,379
Investment Company Portfolio Turnover	85%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 633 Total Advisory Fee $ Portfolio Turnover 85 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Financials 18.4   Industrials 16.9   Health Care 15.7   Information Technology 15.3   Consumer Discretionary 10.2   Energy 5.1   Materials 4.9   Real Estate 4.3   Consumer Staples 3.3   Communication Services 3.1   Utilities 0.8     Common Stocks 98.0 Short-Term Investments and Net Other Assets (Liabilities) 2.0 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.0                       Short-Term Investments and Net Other Assets (Liabilities) - 2.0   United States 98.2 Thailand 0.6 Puerto Rico 0.3 Canada 0.3 Ireland 0.2 Monaco 0.2 Norway 0.1 Bermuda 0.1 Switzerland 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 98.2                       Thailand - 0.6                             Puerto Rico - 0.3                          Canada - 0.3                               Ireland - 0.2                              Monaco - 0.2                               Norway - 0.1                               Bermuda - 0.1                              Switzerland - 0.0
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Sprouts Farmers Market Inc 0.9   Carpenter Technology Corp 0.9   Q2 Holdings Inc 0.9   Abercrombie & Fitch Co Class A 0.8   Primo Brands Corp Class A 0.8   Tenable Holdings Inc 0.8   SkyWest Inc 0.7   Payoneer Global Inc 0.7   EnerSys 0.6   Fabrinet 0.6     7.7
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee The fund's contractual management fee was reduced during the reporting period. The fund's pricing & bookkeeping fees were changed to a fixed rate effective April 1, 2024. Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee The fund's contractual management fee was reduced during the reporting period. The fund's pricing & bookkeeping fees were changed to a fixed rate effective April 1, 2024. Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B74">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B75">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B76">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Contrafund Portfolio - Service Class 2
Shareholder Report [Line Items]
Fund Name	VIP Contrafund℠ Portfolio
Class Name	VIP Contrafund℠ Portfolio Service Class 2
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Contrafund℠ Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class 2 $ 0.81 %
Expenses Paid, Amount	$ 94
Expense Ratio, Percent	0.81%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B93">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Service Class 2 $10,000 $10,039 $10,818 $13,153 $12,280 $16,120 $20,994 $26,769 $19,679 $26,195 $34,957 S&P 500® Index $10,000 $10,138 $11,351 $13,829 $13,223 $17,386 $20,585 $26,494 $21,696 $27,399 $34,254   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Service Class 2 33.45% 16.74% 13.33% S&P 500® Index 25.02% 14.53% 13.10%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 25,313,301,654
Holdings Count | shares	404
Advisory Fees Paid, Amount	$ 131,069,389
Investment Company Portfolio Turnover	36%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 404 Total Advisory Fee $ Portfolio Turnover 36 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Information Technology 26.6   Communication Services 18.6   Financials 15.5   Health Care 11.1   Consumer Discretionary 11.0   Industrials 10.1   Consumer Staples 2.1   Energy 1.5   Materials 0.9   Utilities 0.8   Real Estate 0.2     Common Stocks 97.4 Preferred Stocks 1.0 Preferred Securities 0.0 Short-Term Investments and Net Other Assets (Liabilities) 1.6 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.4                       Preferred Stocks - 1.0                     Preferred Securities - 0.0                 Short-Term Investments and Net Other Assets (Liabilities) - 1.6   United States 94.9 Canada 1.5 Taiwan 0.9 Netherlands 0.6 China 0.4 United Kingdom 0.3 Israel 0.2 Korea (South) 0.2 Brazil 0.2 Others 0.8 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 94.9                       Canada - 1.5                               Taiwan - 0.9                               Netherlands - 0.6                          China - 0.4                                United Kingdom - 0.3                       Israel - 0.2                               Korea (South) - 0.2                        Brazil - 0.2                               Others - 0.8
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     NVIDIA Corp 9.0   Meta Platforms Inc Class A 8.6   Alphabet Inc Class C 5.8   Microsoft Corp 5.8   Amazon.com Inc 5.4   Berkshire Hathaway Inc Class B 4.3   Apple Inc 3.7   Eli Lilly & Co 2.7   Netflix Inc 2.1   Costco Wholesale Corp 1.3     48.7
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B107">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B108">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B109">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Emerging Markets Portfolio - Investor Class
Shareholder Report [Line Items]
Fund Name	VIP Emerging Markets Portfolio
Class Name	VIP Emerging Markets Portfolio Investor Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Emerging Markets Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Investor Class $ 0.96 %
Expenses Paid, Amount	$ 101
Expense Ratio, Percent	0.96%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B126">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Investor Class $10,000 $8,992 $9,267 $13,653 $11,192 $14,481 $18,993 $18,561 $14,812 $16,235 $17,842 MSCI Emerging Markets Index $10,000 $8,512 $9,468 $13,003 $11,112 $13,164 $15,575 $15,182 $12,134 $13,330 $14,330   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Investor Class 9.90% 4.26% 5.96% MSCI Emerging Markets Index 7.50% 1.71% 3.66%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 1,093,134,890
Holdings Count | shares	57
Advisory Fees Paid, Amount	$ 9,193,754
Investment Company Portfolio Turnover	59%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 57 Total Advisory Fee $ Portfolio Turnover 59 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Financials 23.7   Information Technology 18.5   Consumer Discretionary 13.5   Communication Services 11.6   Industrials 9.8   Consumer Staples 7.1   Materials 6.5   Health Care 4.7   Energy 3.5     Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   China 32.7 Taiwan 13.7 India 10.1 Korea (South) 9.8 Mexico 5.7 Brazil 5.4 South Africa 4.6 Greece 3.1 Hungary 2.8 Others 12.1 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     China - 32.7                               Taiwan - 13.7                              India - 10.1                               Korea (South) - 9.8                        Mexico - 5.7                               Brazil - 5.4                               South Africa - 4.6                         Greece - 3.1                               Hungary - 2.8                              Others - 12.1
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Tencent Holdings Ltd 9.3   Taiwan Semiconductor Manufacturing Co Ltd 8.6   Samsung Electronics Co Ltd 5.2   Wal-Mart de Mexico SAB de CV Series V 3.5   Tata Consultancy Services Ltd 3.2   Haier Smart Home Co Ltd A Shares (China) 3.1   Meituan B Shares 3.1   China Life Insurance Co Ltd H Shares 2.6   Credicorp Ltd 2.5   Powszechna Kasa Oszczednosci Bank Polski SA 2.5     43.6
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee. The fund's sub-advisory agreement with FIL Investments (Japan) Limited was not renewed.
Material Fund Change Expenses [Text Block]	The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Adviser [Text Block]	The fund's sub-advisory agreement with FIL Investments (Japan) Limited was not renewed.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B141">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B142">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B143">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP International Capital Appreciation Portfolio - Service Class
Shareholder Report [Line Items]
Fund Name	VIP International Capital Appreciation Portfolio
Class Name	VIP International Capital Appreciation Portfolio Service Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP International Capital Appreciation Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class $ 0.91 %
Expenses Paid, Amount	$ 95
Expense Ratio, Percent	0.91%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B160">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Service Class $10,000 $10,312 $9,992 $13,624 $11,874 $15,810 $19,306 $21,663 $15,926 $20,299 $21,930 MSCI ACWI (All Country World Index) ex USA Index $10,000 $9,446 $9,889 $12,599 $10,830 $13,184 $14,609 $15,776 $13,273 $15,372 $16,251   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Service Class 8.04% 6.76% 8.17% MSCI ACWI (All Country World Index) ex USA Index 5.72% 4.27% 4.98%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 696,025,885
Holdings Count | shares	63
Advisory Fees Paid, Amount	$ 5,236,062
Investment Company Portfolio Turnover	74%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 63 Total Advisory Fee $ Portfolio Turnover 74 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Industrials 29.4   Financials 24.8   Information Technology 16.1   Consumer Discretionary 13.1   Materials 7.2   Health Care 4.7   Communication Services 4.2     Common Stocks 99.5 Short-Term Investments and Net Other Assets (Liabilities) 0.5 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.5                       Short-Term Investments and Net Other Assets (Liabilities) - 0.5   United States 21.1 United Kingdom 10.3 France 9.6 Japan 8.5 India 7.7 China 7.1 Germany 5.8 Netherlands 5.4 Canada 4.7 Others 19.8 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 21.1                       United Kingdom - 10.3                      France - 9.6                               Japan - 8.5                                India - 7.7                                China - 7.1                                Germany - 5.8                              Netherlands - 5.4                          Canada - 4.7                               Others - 19.8
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Taiwan Semiconductor Manufacturing Co Ltd 4.6   Tencent Holdings Ltd 2.7   SAP SE 2.6   ASML Holding NV 2.5   Novo Nordisk A/S Series B 2.4   LVMH Moet Hennessy Louis Vuitton SE 2.4   Schneider Electric SE 2.1   Hitachi Ltd 1.9   Hermes International SCA 1.8   Recruit Holdings Co Ltd 1.8     24.8
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B174">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B175">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B176">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Disciplined Small Cap Portfolio - Service Class 2
Shareholder Report [Line Items]
Fund Name	VIP Disciplined Small Cap Portfolio
Class Name	VIP Disciplined Small Cap Portfolio Service Class 2
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Disciplined Small Cap Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class 2 $ 0.63 %
Expenses Paid, Amount	$ 68
Expense Ratio, Percent	0.63%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B193">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Service Class 2 $10,000 $9,782 $11,964 $12,777 $11,078 $13,667 $16,144 $19,437 $15,850 $19,126 $22,296 Russell 2000® Index $10,000 $9,559 $11,595 $13,294 $11,830 $14,849 $17,813 $20,453 $16,273 $19,028 $21,223 Russell 3000® Index $10,000 $10,048 $11,327 $13,721 $13,002 $17,035 $20,593 $25,877 $20,907 $26,334 $32,604   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Service Class 2 16.57% 10.28% 8.35% Russell 2000® Index 11.54% 7.40% 7.82% Russell 3000® Index 23.81% 13.86% 12.55%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 472,475,702
Holdings Count | shares	633
Advisory Fees Paid, Amount	$ 1,330,379
Investment Company Portfolio Turnover	85%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 633 Total Advisory Fee $ Portfolio Turnover 85 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Financials 18.4   Industrials 16.9   Health Care 15.7   Information Technology 15.3   Consumer Discretionary 10.2   Energy 5.1   Materials 4.9   Real Estate 4.3   Consumer Staples 3.3   Communication Services 3.1   Utilities 0.8     Common Stocks 98.0 Short-Term Investments and Net Other Assets (Liabilities) 2.0 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.0                       Short-Term Investments and Net Other Assets (Liabilities) - 2.0   United States 98.2 Thailand 0.6 Puerto Rico 0.3 Canada 0.3 Ireland 0.2 Monaco 0.2 Norway 0.1 Bermuda 0.1 Switzerland 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 98.2                       Thailand - 0.6                             Puerto Rico - 0.3                          Canada - 0.3                               Ireland - 0.2                              Monaco - 0.2                               Norway - 0.1                               Bermuda - 0.1                              Switzerland - 0.0
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Sprouts Farmers Market Inc 0.9   Carpenter Technology Corp 0.9   Q2 Holdings Inc 0.9   Abercrombie & Fitch Co Class A 0.8   Primo Brands Corp Class A 0.8   Tenable Holdings Inc 0.8   SkyWest Inc 0.7   Payoneer Global Inc 0.7   EnerSys 0.6   Fabrinet 0.6     7.7
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee The fund's contractual management fee was reduced during the reporting period. The fund's pricing & bookkeeping fees were changed to a fixed rate effective April 1, 2024. Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee The fund's contractual management fee was reduced during the reporting period. The fund's pricing & bookkeeping fees were changed to a fixed rate effective April 1, 2024. Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B207">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B208">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B209">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Emerging Markets Portfolio - Initial Class
Shareholder Report [Line Items]
Fund Name	VIP Emerging Markets Portfolio
Class Name	VIP Emerging Markets Portfolio Initial Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Emerging Markets Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Initial Class $ 0.88 %
Expenses Paid, Amount	$ 92
Expense Ratio, Percent	0.88%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B226">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Initial Class $10,000 $9,003 $9,295 $13,700 $11,234 $14,544 $19,091 $18,677 $14,909 $16,350 $17,991 MSCI Emerging Markets Index $10,000 $8,512 $9,468 $13,003 $11,112 $13,164 $15,575 $15,182 $12,134 $13,330 $14,330   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Initial Class 10.04% 4.35% 6.05% MSCI Emerging Markets Index 7.50% 1.71% 3.66%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 1,093,134,890
Holdings Count | shares	57
Advisory Fees Paid, Amount	$ 9,193,754
Investment Company Portfolio Turnover	59%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 57 Total Advisory Fee $ Portfolio Turnover 59 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Financials 23.7   Information Technology 18.5   Consumer Discretionary 13.5   Communication Services 11.6   Industrials 9.8   Consumer Staples 7.1   Materials 6.5   Health Care 4.7   Energy 3.5     Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   China 32.7 Taiwan 13.7 India 10.1 Korea (South) 9.8 Mexico 5.7 Brazil 5.4 South Africa 4.6 Greece 3.1 Hungary 2.8 Others 12.1 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     China - 32.7                               Taiwan - 13.7                              India - 10.1                               Korea (South) - 9.8                        Mexico - 5.7                               Brazil - 5.4                               South Africa - 4.6                         Greece - 3.1                               Hungary - 2.8                              Others - 12.1
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Tencent Holdings Ltd 9.3   Taiwan Semiconductor Manufacturing Co Ltd 8.6   Samsung Electronics Co Ltd 5.2   Wal-Mart de Mexico SAB de CV Series V 3.5   Tata Consultancy Services Ltd 3.2   Haier Smart Home Co Ltd A Shares (China) 3.1   Meituan B Shares 3.1   China Life Insurance Co Ltd H Shares 2.6   Credicorp Ltd 2.5   Powszechna Kasa Oszczednosci Bank Polski SA 2.5     43.6
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee. The fund's sub-advisory agreement with FIL Investments (Japan) Limited was not renewed.
Material Fund Change Expenses [Text Block]	The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Adviser [Text Block]	The fund's sub-advisory agreement with FIL Investments (Japan) Limited was not renewed.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B241">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B242">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B243">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Index 500 Portfolio - Initial Class
Shareholder Report [Line Items]
Fund Name	VIP Index 500 Portfolio
Class Name	VIP Index 500 Portfolio Initial Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Index 500 Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Initial Class $ 0.09 %
Expenses Paid, Amount	$ 11
Expense Ratio, Percent	0.09%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B260">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Initial Class $10,000 $10,133 $11,336 $13,796 $13,177 $17,308 $20,464 $26,312 $21,520 $27,157 $33,919 S&P 500® Index $10,000 $10,138 $11,351 $13,829 $13,223 $17,386 $20,585 $26,494 $21,696 $27,399 $34,254   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Initial Class 24.90% 14.40% 12.99% S&P 500® Index 25.02% 14.53% 13.10%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 16,685,418,750
Holdings Count | shares	507
Advisory Fees Paid, Amount	$ 6,932,411
Investment Company Portfolio Turnover	3%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 507 Total Advisory Fee $ Portfolio Turnover 3 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Information Technology 32.4   Financials 13.6   Consumer Discretionary 11.2   Health Care 10.1   Communication Services 9.3   Industrials 8.1   Consumer Staples 5.5   Energy 3.2   Utilities 2.3   Real Estate 2.1   Materials 1.9     Common Stocks 99.7 Short-Term Investments and Net Other Assets (Liabilities) 0.3 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.7                       Short-Term Investments and Net Other Assets (Liabilities) - 0.3   United States 99.4 Ireland 0.4 China 0.1 Switzerland 0.1 Bailiwick Of Jersey 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 99.4                       Ireland - 0.4                              China - 0.1                                Switzerland - 0.1                          Bailiwick Of Jersey - 0.0
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Apple Inc 7.6   NVIDIA Corp 6.6   Microsoft Corp 6.4   Amazon.com Inc 4.1   Meta Platforms Inc Class A 2.6   Tesla Inc 2.3   Alphabet Inc Class A 2.2   Broadcom Inc 2.2   Alphabet Inc Class C 1.8   Berkshire Hathaway Inc Class B 1.7     37.5
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Operating expenses Effective June 1, 2024, the fund's expense contract was amended to reduce its total expenses.
Material Fund Change Expenses [Text Block]	The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Operating expenses Effective June 1, 2024, the fund's expense contract was amended to reduce its total expenses.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B274">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B275">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B276">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Index 500 Portfolio - Service Class 2
Shareholder Report [Line Items]
Fund Name	VIP Index 500 Portfolio
Class Name	VIP Index 500 Portfolio Service Class 2
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Index 500 Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class 2 $ 0.34 %
Expenses Paid, Amount	$ 39
Expense Ratio, Percent	0.34%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B293">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Service Class 2 $10,000 $10,108 $11,279 $13,693 $13,046 $17,092 $20,160 $25,856 $21,094 $26,553 $33,081 S&P 500® Index $10,000 $10,138 $11,351 $13,829 $13,223 $17,386 $20,585 $26,494 $21,696 $27,399 $34,254   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Service Class 2 24.59% 14.12% 12.71% S&P 500® Index 25.02% 14.53% 13.10%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 16,685,418,750
Holdings Count | shares	507
Advisory Fees Paid, Amount	$ 6,932,411
Investment Company Portfolio Turnover	3%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 507 Total Advisory Fee $ Portfolio Turnover 3 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Information Technology 32.4   Financials 13.6   Consumer Discretionary 11.2   Health Care 10.1   Communication Services 9.3   Industrials 8.1   Consumer Staples 5.5   Energy 3.2   Utilities 2.3   Real Estate 2.1   Materials 1.9     Common Stocks 99.7 Short-Term Investments and Net Other Assets (Liabilities) 0.3 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.7                       Short-Term Investments and Net Other Assets (Liabilities) - 0.3   United States 99.4 Ireland 0.4 China 0.1 Switzerland 0.1 Bailiwick Of Jersey 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 99.4                       Ireland - 0.4                              China - 0.1                                Switzerland - 0.1                          Bailiwick Of Jersey - 0.0
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Apple Inc 7.6   NVIDIA Corp 6.6   Microsoft Corp 6.4   Amazon.com Inc 4.1   Meta Platforms Inc Class A 2.6   Tesla Inc 2.3   Alphabet Inc Class A 2.2   Broadcom Inc 2.2   Alphabet Inc Class C 1.8   Berkshire Hathaway Inc Class B 1.7     37.5
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . Effective June 1, 2024, the fund's expense contract was amended to reduce its total expenses.
Material Fund Change Expenses [Text Block]	Effective June 1, 2024, the fund's expense contract was amended to reduce its total expenses.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B307">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B308">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B309">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP International Index Portfolio - Service Class 2
Shareholder Report [Line Items]
Fund Name	VIP International Index Portfolio
Class Name	VIP International Index Portfolio Service Class 2
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP International Index Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class 2 $ 0.41 %
Expenses Paid, Amount	$ 42
Expense Ratio, Percent	0.41%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B326">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the life of Fund?    CUMULATIVE PERFORMANCE April 17, 2018 through December 31, 2024. Initial investment of $10,000. Service Class 2 $10,000 $8,545 $10,354 $11,425 $12,279 $10,288 $11,922 Fidelity Global ex U.S. Index℠ $10,000 $8,593 $10,490 $11,666 $12,637 $10,616 $12,386 MSCI ACWI (All Country World Index) ex USA Index $10,000 $8,549 $10,407 $11,533 $12,454 $10,478 $12,135   2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year Life of Fund A Service Class 2 4.82% 3.83% 3.38% Fidelity Global ex U.S. Index℠ 5.70% 4.53% 4.10% MSCI ACWI (All Country World Index) ex USA Index 5.72% 4.27% 3.78% A   From April 17, 2018 Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Performance Inception Date	Apr. 17, 2018
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 612,795,347
Holdings Count | shares	2,236
Advisory Fees Paid, Amount	$ 829,632
Investment Company Portfolio Turnover	5%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 2,236 Total Advisory Fee $ Portfolio Turnover 5 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Financials 24.2   Industrials 14.2   Information Technology 13.5   Consumer Discretionary 10.8   Health Care 7.8   Consumer Staples 6.7   Materials 5.9   Communication Services 5.4   Energy 4.4   Utilities 2.8   Real Estate 1.8     Common Stocks 97.2 Preferred Stocks 0.3 Short-Term Investments and Net Other Assets (Liabilities) 2.5 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.2                       Preferred Stocks - 0.3                     Short-Term Investments and Net Other Assets (Liabilities) - 2.5   Japan 16.8 United States 8.9 Canada 7.7 United Kingdom 7.1 China 6.7 Taiwan 6.0 Germany 5.3 France 5.2 Australia 4.7 Others 31.6 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     Japan - 16.8                               United States - 8.9                        Canada - 7.7                               United Kingdom - 7.1                       China - 6.7                                Taiwan - 6.0                               Germany - 5.3                              France - 5.2                               Australia - 4.7                            Others - 31.6
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Taiwan Semiconductor Manufacturing Co Ltd 3.0   Tencent Holdings Ltd 1.2   ASML Holding NV 1.1   Novo Nordisk A/S Series B 1.0   Toyota Motor Corp 1.0   SAP SE 0.9   Nestle SA 0.8   Roche Holding AG 0.8   Astrazeneca PLC 0.7   Shell PLC 0.7     11.2
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B341">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B342">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B343">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Contrafund Portfolio - Investor Class
Shareholder Report [Line Items]
Fund Name	VIP Contrafund℠ Portfolio
Class Name	VIP Contrafund℠ Portfolio Investor Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Contrafund℠ Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Investor Class $ 0.63 %
Expenses Paid, Amount	$ 74
Expense Ratio, Percent	0.63%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B360">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Investor Class $10,000 $10,056 $10,855 $13,223 $12,364 $16,258 $21,213 $27,098 $19,950 $26,605 $35,570 S&P 500® Index $10,000 $10,138 $11,351 $13,829 $13,223 $17,386 $20,585 $26,494 $21,696 $27,399 $34,254   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Investor Class 33.70% 16.95% 13.53% S&P 500® Index 25.02% 14.53% 13.10%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 25,313,301,654
Holdings Count | shares	404
Advisory Fees Paid, Amount	$ 131,069,389
Investment Company Portfolio Turnover	36%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 404 Total Advisory Fee $ Portfolio Turnover 36 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Information Technology 26.6   Communication Services 18.6   Financials 15.5   Health Care 11.1   Consumer Discretionary 11.0   Industrials 10.1   Consumer Staples 2.1   Energy 1.5   Materials 0.9   Utilities 0.8   Real Estate 0.2     Common Stocks 97.4 Preferred Stocks 1.0 Preferred Securities 0.0 Short-Term Investments and Net Other Assets (Liabilities) 1.6 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.4                       Preferred Stocks - 1.0                     Preferred Securities - 0.0                 Short-Term Investments and Net Other Assets (Liabilities) - 1.6   United States 94.9 Canada 1.5 Taiwan 0.9 Netherlands 0.6 China 0.4 United Kingdom 0.3 Israel 0.2 Korea (South) 0.2 Brazil 0.2 Others 0.8 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 94.9                       Canada - 1.5                               Taiwan - 0.9                               Netherlands - 0.6                          China - 0.4                                United Kingdom - 0.3                       Israel - 0.2                               Korea (South) - 0.2                        Brazil - 0.2                               Others - 0.8
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     NVIDIA Corp 9.0   Meta Platforms Inc Class A 8.6   Alphabet Inc Class C 5.8   Microsoft Corp 5.8   Amazon.com Inc 5.4   Berkshire Hathaway Inc Class B 4.3   Apple Inc 3.7   Eli Lilly & Co 2.7   Netflix Inc 2.1   Costco Wholesale Corp 1.3     48.7
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B374">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B375">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B376">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Extended Market Index Portfolio - Service Class 2
Shareholder Report [Line Items]
Fund Name	VIP Extended Market Index Portfolio
Class Name	VIP Extended Market Index Portfolio Service Class 2
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Extended Market Index Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class 2 $ 0.37 %
Expenses Paid, Amount	$ 39
Expense Ratio, Percent	0.37%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B393">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the life of Fund?    CUMULATIVE PERFORMANCE April 17, 2018 through December 31, 2024. Initial investment of $10,000. Service Class 2 $10,000 $8,891 $11,153 $12,958 $15,671 $12,803 $14,994 Fidelity U.S. Extended Investable Market Index℠ $10,000 $8,914 $11,260 $13,132 $15,951 $13,057 $15,396 S&P 500® Index $10,000 $9,394 $12,351 $14,624 $18,822 $15,413 $19,465   2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year Life of Fund A Service Class 2 12.03% 8.53% 8.03% Fidelity U.S. Extended Investable Market Index℠ 12.31% 8.96% 8.50% S&P 500® Index 25.02% 14.53% 14.17% A   From April 17, 2018 Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Performance Inception Date	Apr. 17, 2018
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 285,231,260
Holdings Count | shares	2,055
Advisory Fees Paid, Amount	$ 246,777
Investment Company Portfolio Turnover	12%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 2,055 Total Advisory Fee $ Portfolio Turnover 12 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Industrials 19.3   Financials 17.8   Consumer Discretionary 12.2   Information Technology 11.6   Health Care 11.3   Real Estate 6.3   Materials 4.8   Energy 4.6   Consumer Staples 3.7   Communication Services 3.2   Utilities 2.4     Common Stocks 97.2 Short-Term Investments and Net Other Assets (Liabilities) 2.8 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.2                       Short-Term Investments and Net Other Assets (Liabilities) - 2.8   United States 98.4 United Kingdom 0.4 Puerto Rico 0.3 Bermuda 0.3 Sweden 0.1 Thailand 0.1 Switzerland 0.1 Argentina 0.1 Belgium 0.1 Others 0.1 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 98.4                       United Kingdom - 0.4                       Puerto Rico - 0.3                          Bermuda - 0.3                              Sweden - 0.1                               Thailand - 0.1                             Switzerland - 0.1                          Argentina - 0.1                            Belgium - 0.1                              Others - 0.1
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Eqt Corp 0.5   Robinhood Markets Inc Class A 0.5   Carvana Co Class A 0.5   Smurfit WestRock PLC 0.4   EMCOR Group Inc 0.4   Texas Pacific Land Corp 0.4   Expand Energy Corp 0.4   Live Nation Entertainment Inc 0.4   Natera Inc 0.4   Lennox International Inc 0.4     4.3
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B408">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B409">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B410">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Index 500 Portfolio - Service Class
Shareholder Report [Line Items]
Fund Name	VIP Index 500 Portfolio
Class Name	VIP Index 500 Portfolio Service Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Index 500 Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class $ 0.19 %
Expenses Paid, Amount	$ 22
Expense Ratio, Percent	0.19%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B427">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Service Class $10,000 $10,124 $11,313 $13,755 $13,124 $17,221 $20,342 $26,129 $21,349 $26,914 $33,581 S&P 500® Index $10,000 $10,138 $11,351 $13,829 $13,223 $17,386 $20,585 $26,494 $21,696 $27,399 $34,254   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Service Class 24.77% 14.29% 12.88% S&P 500® Index 25.02% 14.53% 13.10%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 16,685,418,750
Holdings Count | shares	507
Advisory Fees Paid, Amount	$ 6,932,411
Investment Company Portfolio Turnover	3%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 507 Total Advisory Fee $ Portfolio Turnover 3 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Information Technology 32.4   Financials 13.6   Consumer Discretionary 11.2   Health Care 10.1   Communication Services 9.3   Industrials 8.1   Consumer Staples 5.5   Energy 3.2   Utilities 2.3   Real Estate 2.1   Materials 1.9     Common Stocks 99.7 Short-Term Investments and Net Other Assets (Liabilities) 0.3 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.7                       Short-Term Investments and Net Other Assets (Liabilities) - 0.3   United States 99.4 Ireland 0.4 China 0.1 Switzerland 0.1 Bailiwick Of Jersey 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 99.4                       Ireland - 0.4                              China - 0.1                                Switzerland - 0.1                          Bailiwick Of Jersey - 0.0
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Apple Inc 7.6   NVIDIA Corp 6.6   Microsoft Corp 6.4   Amazon.com Inc 4.1   Meta Platforms Inc Class A 2.6   Tesla Inc 2.3   Alphabet Inc Class A 2.2   Broadcom Inc 2.2   Alphabet Inc Class C 1.8   Berkshire Hathaway Inc Class B 1.7     37.5
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Operating expenses Effective June 1, 2024, the fund's expense contract was amended to reduce its total expenses.
Material Fund Change Expenses [Text Block]	The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Operating expenses Effective June 1, 2024, the fund's expense contract was amended to reduce its total expenses.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B441">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B442">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B443">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Total Market Index Portfolio - Service Class
Shareholder Report [Line Items]
Fund Name	VIP Total Market Index Portfolio
Class Name	VIP Total Market Index Portfolio Service Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Total Market Index Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class $ 0.21 %
Expenses Paid, Amount	$ 24
Expense Ratio, Percent	0.21%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B460">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the life of Fund?    CUMULATIVE PERFORMANCE April 11, 2019 through December 31, 2024. Initial investment of $10,000. Service Class $10,000 $11,236 $13,506 $16,957 $13,679 $17,228 Fidelity U.S. Total Investable Market Index℠ $10,000 $11,261 $13,574 $17,108 $13,822 $17,437 S&P 500® Index $10,000 $11,346 $13,433 $17,289 $14,158 $17,880   2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year Life of Fund A Service Class 23.58% 13.64% 14.10% Fidelity U.S. Total Investable Market Index℠ 23.88% 13.91% 14.39% S&P 500® Index 25.02% 14.53% 15.07% A   From April 11, 2019 Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Performance Inception Date	Apr. 11, 2019
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 1,189,118,361
Holdings Count | shares	2,563
Advisory Fees Paid, Amount	$ 930,037
Investment Company Portfolio Turnover	2%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 2,563 Total Advisory Fee $ Portfolio Turnover 2 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Information Technology 30.2   Financials 13.8   Consumer Discretionary 11.0   Health Care 10.0   Industrials 9.1   Communication Services 8.6   Consumer Staples 5.1   Energy 3.2   Real Estate 2.4   Utilities 2.2   Materials 2.1     Common Stocks 97.7 Short-Term Investments and Net Other Assets (Liabilities) 2.3 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.7                       Short-Term Investments and Net Other Assets (Liabilities) - 2.3   United States 99.4 Ireland 0.4 China 0.1 Switzerland 0.1 United Kingdom 0.0 Canada 0.0 Bailiwick Of Jersey 0.0 Puerto Rico 0.0 Bermuda 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 99.4                       Ireland - 0.4                              China - 0.1                                Switzerland - 0.1                          United Kingdom - 0.0                       Canada - 0.0                               Bailiwick Of Jersey - 0.0                  Puerto Rico - 0.0                          Bermuda - 0.0
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Apple Inc 6.6   NVIDIA Corp 5.8   Microsoft Corp 5.5   Amazon.com Inc 3.5   Meta Platforms Inc Class A 2.2   Alphabet Inc Class A 2.0   Broadcom Inc 2.0   Tesla Inc 1.9   Alphabet Inc Class C 1.6   Berkshire Hathaway Inc Class B 1.5     32.6
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B475">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B476">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B477">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Total Market Index Portfolio - Service Class 2
Shareholder Report [Line Items]
Fund Name	VIP Total Market Index Portfolio
Class Name	VIP Total Market Index Portfolio Service Class 2
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Total Market Index Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class 2 $ 0.36 %
Expenses Paid, Amount	$ 41
Expense Ratio, Percent	0.36%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B494">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the life of Fund?    CUMULATIVE PERFORMANCE April 17, 2018 through December 31, 2024. Initial investment of $10,000. Service Class 2 $10,000 $9,304 $12,136 $14,561 $18,256 $14,713 $18,494 Fidelity U.S. Total Investable Market Index℠ $10,000 $9,303 $12,188 $14,691 $18,516 $14,960 $18,872 S&P 500® Index $10,000 $9,394 $12,351 $14,624 $18,822 $15,413 $19,465   2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year Life of Fund A Service Class 2 23.38% 13.46% 13.08% Fidelity U.S. Total Investable Market Index℠ 23.88% 13.91% 13.49% S&P 500® Index 25.02% 14.53% 14.17% A   From April 17, 2018 Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Performance Inception Date	Apr. 17, 2018
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 1,189,118,361
Holdings Count | shares	2,563
Advisory Fees Paid, Amount	$ 930,037
Investment Company Portfolio Turnover	2%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 2,563 Total Advisory Fee $ Portfolio Turnover 2 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Information Technology 30.2   Financials 13.8   Consumer Discretionary 11.0   Health Care 10.0   Industrials 9.1   Communication Services 8.6   Consumer Staples 5.1   Energy 3.2   Real Estate 2.4   Utilities 2.2   Materials 2.1     Common Stocks 97.7 Short-Term Investments and Net Other Assets (Liabilities) 2.3 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.7                       Short-Term Investments and Net Other Assets (Liabilities) - 2.3   United States 99.4 Ireland 0.4 China 0.1 Switzerland 0.1 United Kingdom 0.0 Canada 0.0 Bailiwick Of Jersey 0.0 Puerto Rico 0.0 Bermuda 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 99.4                       Ireland - 0.4                              China - 0.1                                Switzerland - 0.1                          United Kingdom - 0.0                       Canada - 0.0                               Bailiwick Of Jersey - 0.0                  Puerto Rico - 0.0                          Bermuda - 0.0
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Apple Inc 6.6   NVIDIA Corp 5.8   Microsoft Corp 5.5   Amazon.com Inc 3.5   Meta Platforms Inc Class A 2.2   Alphabet Inc Class A 2.0   Broadcom Inc 2.0   Tesla Inc 1.9   Alphabet Inc Class C 1.6   Berkshire Hathaway Inc Class B 1.5     32.6
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B509">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B510">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B511">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Emerging Markets Portfolio - Service Class 2
Shareholder Report [Line Items]
Fund Name	VIP Emerging Markets Portfolio
Class Name	VIP Emerging Markets Portfolio Service Class 2
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Emerging Markets Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class 2 $ 1.14 %
Expenses Paid, Amount	$ 119
Expense Ratio, Percent	1.14%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B528">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Service Class 2 $10,000 $8,969 $9,234 $13,578 $11,112 $14,356 $18,789 $18,336 $14,601 $15,986 $17,538 MSCI Emerging Markets Index $10,000 $8,512 $9,468 $13,003 $11,112 $13,164 $15,575 $15,182 $12,134 $13,330 $14,330   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Service Class 2 9.71% 4.09% 5.78% MSCI Emerging Markets Index 7.50% 1.71% 3.66%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 1,093,134,890
Holdings Count | shares	57
Advisory Fees Paid, Amount	$ 9,193,754
Investment Company Portfolio Turnover	59%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 57 Total Advisory Fee $ Portfolio Turnover 59 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Financials 23.7   Information Technology 18.5   Consumer Discretionary 13.5   Communication Services 11.6   Industrials 9.8   Consumer Staples 7.1   Materials 6.5   Health Care 4.7   Energy 3.5     Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   China 32.7 Taiwan 13.7 India 10.1 Korea (South) 9.8 Mexico 5.7 Brazil 5.4 South Africa 4.6 Greece 3.1 Hungary 2.8 Others 12.1 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     China - 32.7                               Taiwan - 13.7                              India - 10.1                               Korea (South) - 9.8                        Mexico - 5.7                               Brazil - 5.4                               South Africa - 4.6                         Greece - 3.1                               Hungary - 2.8                              Others - 12.1
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Tencent Holdings Ltd 9.3   Taiwan Semiconductor Manufacturing Co Ltd 8.6   Samsung Electronics Co Ltd 5.2   Wal-Mart de Mexico SAB de CV Series V 3.5   Tata Consultancy Services Ltd 3.2   Haier Smart Home Co Ltd A Shares (China) 3.1   Meituan B Shares 3.1   China Life Insurance Co Ltd H Shares 2.6   Credicorp Ltd 2.5   Powszechna Kasa Oszczednosci Bank Polski SA 2.5     43.6
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee. The fund's sub-advisory agreement with FIL Investments (Japan) Limited was not renewed.
Material Fund Change Expenses [Text Block]	The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Adviser [Text Block]	The fund's sub-advisory agreement with FIL Investments (Japan) Limited was not renewed.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B543">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B544">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B545">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Emerging Markets Portfolio - Service Class
Shareholder Report [Line Items]
Fund Name	VIP Emerging Markets Portfolio
Class Name	VIP Emerging Markets Portfolio Service Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Emerging Markets Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class $ 0.99 %
Expenses Paid, Amount	$ 104
Expense Ratio, Percent	0.99%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B562">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Service Class $10,000 $8,985 $9,266 $13,639 $11,181 $14,458 $18,964 $18,531 $14,777 $16,197 $17,796 MSCI Emerging Markets Index $10,000 $8,512 $9,468 $13,003 $11,112 $13,164 $15,575 $15,182 $12,134 $13,330 $14,330   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Service Class 9.87% 4.24% 5.93% MSCI Emerging Markets Index 7.50% 1.71% 3.66%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 1,093,134,890
Holdings Count | shares	57
Advisory Fees Paid, Amount	$ 9,193,754
Investment Company Portfolio Turnover	59%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 57 Total Advisory Fee $ Portfolio Turnover 59 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Financials 23.7   Information Technology 18.5   Consumer Discretionary 13.5   Communication Services 11.6   Industrials 9.8   Consumer Staples 7.1   Materials 6.5   Health Care 4.7   Energy 3.5     Common Stocks 98.9 Short-Term Investments and Net Other Assets (Liabilities) 1.1 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.9                       Short-Term Investments and Net Other Assets (Liabilities) - 1.1   China 32.7 Taiwan 13.7 India 10.1 Korea (South) 9.8 Mexico 5.7 Brazil 5.4 South Africa 4.6 Greece 3.1 Hungary 2.8 Others 12.1 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     China - 32.7                               Taiwan - 13.7                              India - 10.1                               Korea (South) - 9.8                        Mexico - 5.7                               Brazil - 5.4                               South Africa - 4.6                         Greece - 3.1                               Hungary - 2.8                              Others - 12.1
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Tencent Holdings Ltd 9.3   Taiwan Semiconductor Manufacturing Co Ltd 8.6   Samsung Electronics Co Ltd 5.2   Wal-Mart de Mexico SAB de CV Series V 3.5   Tata Consultancy Services Ltd 3.2   Haier Smart Home Co Ltd A Shares (China) 3.1   Meituan B Shares 3.1   China Life Insurance Co Ltd H Shares 2.6   Credicorp Ltd 2.5   Powszechna Kasa Oszczednosci Bank Polski SA 2.5     43.6
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee. The fund's sub-advisory agreement with FIL Investments (Japan) Limited was not renewed.
Material Fund Change Expenses [Text Block]	The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Adviser [Text Block]	The fund's sub-advisory agreement with FIL Investments (Japan) Limited was not renewed.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B577">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B578">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B579">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP International Capital Appreciation Portfolio - Initial Class
Shareholder Report [Line Items]
Fund Name	VIP International Capital Appreciation Portfolio
Class Name	VIP International Capital Appreciation Portfolio Initial Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP International Capital Appreciation Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Initial Class $ 0.78 %
Expenses Paid, Amount	$ 81
Expense Ratio, Percent	0.78%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B596">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Initial Class $10,000 $10,322 $10,014 $13,665 $11,923 $15,896 $19,423 $21,829 $16,067 $20,485 $22,164 MSCI ACWI (All Country World Index) ex USA Index $10,000 $9,446 $9,889 $12,599 $10,830 $13,184 $14,609 $15,776 $13,273 $15,372 $16,251   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Initial Class 8.19% 6.87% 8.28% MSCI ACWI (All Country World Index) ex USA Index 5.72% 4.27% 4.98%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 696,025,885
Holdings Count | shares	63
Advisory Fees Paid, Amount	$ 5,236,062
Investment Company Portfolio Turnover	74%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 63 Total Advisory Fee $ Portfolio Turnover 74 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Industrials 29.4   Financials 24.8   Information Technology 16.1   Consumer Discretionary 13.1   Materials 7.2   Health Care 4.7   Communication Services 4.2     Common Stocks 99.5 Short-Term Investments and Net Other Assets (Liabilities) 0.5 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.5                       Short-Term Investments and Net Other Assets (Liabilities) - 0.5   United States 21.1 United Kingdom 10.3 France 9.6 Japan 8.5 India 7.7 China 7.1 Germany 5.8 Netherlands 5.4 Canada 4.7 Others 19.8 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 21.1                       United Kingdom - 10.3                      France - 9.6                               Japan - 8.5                                India - 7.7                                China - 7.1                                Germany - 5.8                              Netherlands - 5.4                          Canada - 4.7                               Others - 19.8
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Taiwan Semiconductor Manufacturing Co Ltd 4.6   Tencent Holdings Ltd 2.7   SAP SE 2.6   ASML Holding NV 2.5   Novo Nordisk A/S Series B 2.4   LVMH Moet Hennessy Louis Vuitton SE 2.4   Schneider Electric SE 2.1   Hitachi Ltd 1.9   Hermes International SCA 1.8   Recruit Holdings Co Ltd 1.8     24.8
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B610">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B611">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B612">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP International Capital Appreciation Portfolio - Service Class 2
Shareholder Report [Line Items]
Fund Name	VIP International Capital Appreciation Portfolio
Class Name	VIP International Capital Appreciation Portfolio Service Class 2
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP International Capital Appreciation Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class 2 $ 1.04 %
Expenses Paid, Amount	$ 108
Expense Ratio, Percent	1.04%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B629">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Service Class 2 $10,000 $10,296 $9,969 $13,567 $11,806 $15,694 $19,133 $21,450 $15,750 $20,031 $21,618 MSCI ACWI (All Country World Index) ex USA Index $10,000 $9,446 $9,889 $12,599 $10,830 $13,184 $14,609 $15,776 $13,273 $15,372 $16,251   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Service Class 2 7.92% 6.61% 8.01% MSCI ACWI (All Country World Index) ex USA Index 5.72% 4.27% 4.98%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 696,025,885
Holdings Count | shares	63
Advisory Fees Paid, Amount	$ 5,236,062
Investment Company Portfolio Turnover	74%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 63 Total Advisory Fee $ Portfolio Turnover 74 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Industrials 29.4   Financials 24.8   Information Technology 16.1   Consumer Discretionary 13.1   Materials 7.2   Health Care 4.7   Communication Services 4.2     Common Stocks 99.5 Short-Term Investments and Net Other Assets (Liabilities) 0.5 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.5                       Short-Term Investments and Net Other Assets (Liabilities) - 0.5   United States 21.1 United Kingdom 10.3 France 9.6 Japan 8.5 India 7.7 China 7.1 Germany 5.8 Netherlands 5.4 Canada 4.7 Others 19.8 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 21.1                       United Kingdom - 10.3                      France - 9.6                               Japan - 8.5                                India - 7.7                                China - 7.1                                Germany - 5.8                              Netherlands - 5.4                          Canada - 4.7                               Others - 19.8
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Taiwan Semiconductor Manufacturing Co Ltd 4.6   Tencent Holdings Ltd 2.7   SAP SE 2.6   ASML Holding NV 2.5   Novo Nordisk A/S Series B 2.4   LVMH Moet Hennessy Louis Vuitton SE 2.4   Schneider Electric SE 2.1   Hitachi Ltd 1.9   Hermes International SCA 1.8   Recruit Holdings Co Ltd 1.8     24.8
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B643">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B644">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B645">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP International Index Portfolio - Service Class
Shareholder Report [Line Items]
Fund Name	VIP International Index Portfolio
Class Name	VIP International Index Portfolio Service Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP International Index Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class $ 0.26 %
Expenses Paid, Amount	$ 27
Expense Ratio, Percent	0.26%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B662">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the life of Fund?    CUMULATIVE PERFORMANCE April 11, 2019 through December 31, 2024. Initial investment of $10,000. Service Class $10,000 $10,815 $11,961 $12,876 $10,799 $12,531 Fidelity Global ex U.S. Index℠ $10,000 $10,852 $12,068 $13,073 $10,982 $12,813 MSCI ACWI (All Country World Index) ex USA Index $10,000 $10,793 $11,960 $12,915 $10,866 $12,585   2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year Life of Fund A Service Class 5.01% 4.00% 4.91% Fidelity Global ex U.S. Index℠ 5.70% 4.53% 5.44% MSCI ACWI (All Country World Index) ex USA Index 5.72% 4.27% 5.11% A   From April 11, 2019 Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Performance Inception Date	Apr. 11, 2019
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 612,795,347
Holdings Count | shares	2,236
Advisory Fees Paid, Amount	$ 829,632
Investment Company Portfolio Turnover	5%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 2,236 Total Advisory Fee $ Portfolio Turnover 5 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Financials 24.2   Industrials 14.2   Information Technology 13.5   Consumer Discretionary 10.8   Health Care 7.8   Consumer Staples 6.7   Materials 5.9   Communication Services 5.4   Energy 4.4   Utilities 2.8   Real Estate 1.8     Common Stocks 97.2 Preferred Stocks 0.3 Short-Term Investments and Net Other Assets (Liabilities) 2.5 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.2                       Preferred Stocks - 0.3                     Short-Term Investments and Net Other Assets (Liabilities) - 2.5   Japan 16.8 United States 8.9 Canada 7.7 United Kingdom 7.1 China 6.7 Taiwan 6.0 Germany 5.3 France 5.2 Australia 4.7 Others 31.6 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     Japan - 16.8                               United States - 8.9                        Canada - 7.7                               United Kingdom - 7.1                       China - 6.7                                Taiwan - 6.0                               Germany - 5.3                              France - 5.2                               Australia - 4.7                            Others - 31.6
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Taiwan Semiconductor Manufacturing Co Ltd 3.0   Tencent Holdings Ltd 1.2   ASML Holding NV 1.1   Novo Nordisk A/S Series B 1.0   Toyota Motor Corp 1.0   SAP SE 0.9   Nestle SA 0.8   Roche Holding AG 0.8   Astrazeneca PLC 0.7   Shell PLC 0.7     11.2
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B677">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B678">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B679">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Total Market Index Portfolio - Initial Class
Shareholder Report [Line Items]
Fund Name	VIP Total Market Index Portfolio
Class Name	VIP Total Market Index Portfolio Initial Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Total Market Index Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Initial Class $ 0.11 %
Expenses Paid, Amount	$ 13
Expense Ratio, Percent	0.11%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B696">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the life of Fund?    CUMULATIVE PERFORMANCE April 17, 2018 through December 31, 2024. Initial investment of $10,000. Initial Class $10,000 $9,324 $12,186 $14,660 $18,426 $14,885 $18,765 Fidelity U.S. Total Investable Market Index℠ $10,000 $9,303 $12,188 $14,691 $18,516 $14,960 $18,872 S&P 500® Index $10,000 $9,394 $12,351 $14,624 $18,822 $15,413 $19,465   2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year Life of Fund A Initial Class 23.69% 13.75% 13.37% Fidelity U.S. Total Investable Market Index℠ 23.88% 13.91% 13.49% S&P 500® Index 25.02% 14.53% 14.17% A   From April 17, 2018 Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Performance Inception Date	Apr. 17, 2018
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 1,189,118,361
Holdings Count | shares	2,563
Advisory Fees Paid, Amount	$ 930,037
Investment Company Portfolio Turnover	2%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 2,563 Total Advisory Fee $ Portfolio Turnover 2 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Information Technology 30.2   Financials 13.8   Consumer Discretionary 11.0   Health Care 10.0   Industrials 9.1   Communication Services 8.6   Consumer Staples 5.1   Energy 3.2   Real Estate 2.4   Utilities 2.2   Materials 2.1     Common Stocks 97.7 Short-Term Investments and Net Other Assets (Liabilities) 2.3 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.7                       Short-Term Investments and Net Other Assets (Liabilities) - 2.3   United States 99.4 Ireland 0.4 China 0.1 Switzerland 0.1 United Kingdom 0.0 Canada 0.0 Bailiwick Of Jersey 0.0 Puerto Rico 0.0 Bermuda 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 99.4                       Ireland - 0.4                              China - 0.1                                Switzerland - 0.1                          United Kingdom - 0.0                       Canada - 0.0                               Bailiwick Of Jersey - 0.0                  Puerto Rico - 0.0                          Bermuda - 0.0
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Apple Inc 6.6   NVIDIA Corp 5.8   Microsoft Corp 5.5   Amazon.com Inc 3.5   Meta Platforms Inc Class A 2.2   Alphabet Inc Class A 2.0   Broadcom Inc 2.0   Tesla Inc 1.9   Alphabet Inc Class C 1.6   Berkshire Hathaway Inc Class B 1.5     32.6
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee Operating expenses Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee Operating expenses Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B711">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B712">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B713">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Contrafund Portfolio - Initial Class
Shareholder Report [Line Items]
Fund Name	VIP Contrafund℠ Portfolio
Class Name	VIP Contrafund℠ Portfolio Initial Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Contrafund℠ Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Initial Class $ 0.56 %
Expenses Paid, Amount	$ 65
Expense Ratio, Percent	0.56%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B730">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Initial Class $10,000 $10,064 $10,873 $13,252 $12,407 $16,324 $21,314 $27,247 $20,078 $26,794 $35,847 S&P 500® Index $10,000 $10,138 $11,351 $13,829 $13,223 $17,386 $20,585 $26,494 $21,696 $27,399 $34,254   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Initial Class 33.79% 17.04% 13.62% S&P 500® Index 25.02% 14.53% 13.10%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 25,313,301,654
Holdings Count | shares	404
Advisory Fees Paid, Amount	$ 131,069,389
Investment Company Portfolio Turnover	36%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 404 Total Advisory Fee $ Portfolio Turnover 36 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Information Technology 26.6   Communication Services 18.6   Financials 15.5   Health Care 11.1   Consumer Discretionary 11.0   Industrials 10.1   Consumer Staples 2.1   Energy 1.5   Materials 0.9   Utilities 0.8   Real Estate 0.2     Common Stocks 97.4 Preferred Stocks 1.0 Preferred Securities 0.0 Short-Term Investments and Net Other Assets (Liabilities) 1.6 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.4                       Preferred Stocks - 1.0                     Preferred Securities - 0.0                 Short-Term Investments and Net Other Assets (Liabilities) - 1.6   United States 94.9 Canada 1.5 Taiwan 0.9 Netherlands 0.6 China 0.4 United Kingdom 0.3 Israel 0.2 Korea (South) 0.2 Brazil 0.2 Others 0.8 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 94.9                       Canada - 1.5                               Taiwan - 0.9                               Netherlands - 0.6                          China - 0.4                                United Kingdom - 0.3                       Israel - 0.2                               Korea (South) - 0.2                        Brazil - 0.2                               Others - 0.8
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     NVIDIA Corp 9.0   Meta Platforms Inc Class A 8.6   Alphabet Inc Class C 5.8   Microsoft Corp 5.8   Amazon.com Inc 5.4   Berkshire Hathaway Inc Class B 4.3   Apple Inc 3.7   Eli Lilly & Co 2.7   Netflix Inc 2.1   Costco Wholesale Corp 1.3     48.7
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B744">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B745">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B746">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Extended Market Index Portfolio - Service Class
Shareholder Report [Line Items]
Fund Name	VIP Extended Market Index Portfolio
Class Name	VIP Extended Market Index Portfolio Service Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Extended Market Index Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class $ 0.22 %
Expenses Paid, Amount	$ 24
Expense Ratio, Percent	0.22%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B763">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the life of Fund?    CUMULATIVE PERFORMANCE April 11, 2019 through December 31, 2024. Initial investment of $10,000. Service Class $10,000 $10,624 $12,364 $14,980 $12,250 $14,374 Fidelity U.S. Extended Investable Market Index℠ $10,000 $10,672 $12,446 $15,118 $12,374 $14,591 S&P 500® Index $10,000 $11,346 $13,433 $17,289 $14,158 $17,880   2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year Life of Fund A Service Class 12.19% 8.70% 8.70% Fidelity U.S. Extended Investable Market Index℠ 12.31% 8.96% 9.00% S&P 500® Index 25.02% 14.53% 15.07% A   From April 11, 2019 Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Performance Inception Date	Apr. 11, 2019
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 285,231,260
Holdings Count | shares	2,055
Advisory Fees Paid, Amount	$ 246,777
Investment Company Portfolio Turnover	12%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 2,055 Total Advisory Fee $ Portfolio Turnover 12 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Industrials 19.3   Financials 17.8   Consumer Discretionary 12.2   Information Technology 11.6   Health Care 11.3   Real Estate 6.3   Materials 4.8   Energy 4.6   Consumer Staples 3.7   Communication Services 3.2   Utilities 2.4     Common Stocks 97.2 Short-Term Investments and Net Other Assets (Liabilities) 2.8 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.2                       Short-Term Investments and Net Other Assets (Liabilities) - 2.8   United States 98.4 United Kingdom 0.4 Puerto Rico 0.3 Bermuda 0.3 Sweden 0.1 Thailand 0.1 Switzerland 0.1 Argentina 0.1 Belgium 0.1 Others 0.1 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 98.4                       United Kingdom - 0.4                       Puerto Rico - 0.3                          Bermuda - 0.3                              Sweden - 0.1                               Thailand - 0.1                             Switzerland - 0.1                          Argentina - 0.1                            Belgium - 0.1                              Others - 0.1
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Eqt Corp 0.5   Robinhood Markets Inc Class A 0.5   Carvana Co Class A 0.5   Smurfit WestRock PLC 0.4   EMCOR Group Inc 0.4   Texas Pacific Land Corp 0.4   Expand Energy Corp 0.4   Live Nation Entertainment Inc 0.4   Natera Inc 0.4   Lennox International Inc 0.4     4.3
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B778">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B779">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B780">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP International Capital Appreciation Portfolio - Investor Class
Shareholder Report [Line Items]
Fund Name	VIP International Capital Appreciation Portfolio
Class Name	VIP International Capital Appreciation Portfolio Investor Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP International Capital Appreciation Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Investor Class $ 0.86 %
Expenses Paid, Amount	$ 89
Expense Ratio, Percent	0.86%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B797">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Investor Class $10,000 $10,308 $9,997 $13,630 $11,884 $15,825 $19,328 $21,695 $15,957 $20,332 $21,984 MSCI ACWI (All Country World Index) ex USA Index $10,000 $9,446 $9,889 $12,599 $10,830 $13,184 $14,609 $15,776 $13,273 $15,372 $16,251   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Investor Class 8.12% 6.80% 8.20% MSCI ACWI (All Country World Index) ex USA Index 5.72% 4.27% 4.98%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 696,025,885
Holdings Count | shares	63
Advisory Fees Paid, Amount	$ 5,236,062
Investment Company Portfolio Turnover	74%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 63 Total Advisory Fee $ Portfolio Turnover 74 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Industrials 29.4   Financials 24.8   Information Technology 16.1   Consumer Discretionary 13.1   Materials 7.2   Health Care 4.7   Communication Services 4.2     Common Stocks 99.5 Short-Term Investments and Net Other Assets (Liabilities) 0.5 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 99.5                       Short-Term Investments and Net Other Assets (Liabilities) - 0.5   United States 21.1 United Kingdom 10.3 France 9.6 Japan 8.5 India 7.7 China 7.1 Germany 5.8 Netherlands 5.4 Canada 4.7 Others 19.8 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 21.1                       United Kingdom - 10.3                      France - 9.6                               Japan - 8.5                                India - 7.7                                China - 7.1                                Germany - 5.8                              Netherlands - 5.4                          Canada - 4.7                               Others - 19.8
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Taiwan Semiconductor Manufacturing Co Ltd 4.6   Tencent Holdings Ltd 2.7   SAP SE 2.6   ASML Holding NV 2.5   Novo Nordisk A/S Series B 2.4   LVMH Moet Hennessy Louis Vuitton SE 2.4   Schneider Electric SE 2.1   Hitachi Ltd 1.9   Hermes International SCA 1.8   Recruit Holdings Co Ltd 1.8     24.8
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B811">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B812">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B813">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Disciplined Small Cap Portfolio - Investor Class
Shareholder Report [Line Items]
Fund Name	VIP Disciplined Small Cap Portfolio
Class Name	VIP Disciplined Small Cap Portfolio Investor Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Disciplined Small Cap Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Investor Class $ 0.41 %
Expenses Paid, Amount	$ 44
Expense Ratio, Percent	0.41%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B830">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Investor Class $10,000 $9,800 $12,009 $12,838 $11,157 $13,785 $16,311 $19,675 $16,077 $19,428 $22,695 Russell 2000® Index $10,000 $9,559 $11,595 $13,294 $11,830 $14,849 $17,813 $20,453 $16,273 $19,028 $21,223 Russell 3000® Index $10,000 $10,048 $11,327 $13,721 $13,002 $17,035 $20,593 $25,877 $20,907 $26,334 $32,604   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Investor Class 16.82% 10.49% 8.54% Russell 2000® Index 11.54% 7.40% 7.82% Russell 3000® Index 23.81% 13.86% 12.55%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 472,475,702
Holdings Count | shares	633
Advisory Fees Paid, Amount	$ 1,330,379
Investment Company Portfolio Turnover	85%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 633 Total Advisory Fee $ Portfolio Turnover 85 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Financials 18.4   Industrials 16.9   Health Care 15.7   Information Technology 15.3   Consumer Discretionary 10.2   Energy 5.1   Materials 4.9   Real Estate 4.3   Consumer Staples 3.3   Communication Services 3.1   Utilities 0.8     Common Stocks 98.0 Short-Term Investments and Net Other Assets (Liabilities) 2.0 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.0                       Short-Term Investments and Net Other Assets (Liabilities) - 2.0   United States 98.2 Thailand 0.6 Puerto Rico 0.3 Canada 0.3 Ireland 0.2 Monaco 0.2 Norway 0.1 Bermuda 0.1 Switzerland 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 98.2                       Thailand - 0.6                             Puerto Rico - 0.3                          Canada - 0.3                               Ireland - 0.2                              Monaco - 0.2                               Norway - 0.1                               Bermuda - 0.1                              Switzerland - 0.0
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Sprouts Farmers Market Inc 0.9   Carpenter Technology Corp 0.9   Q2 Holdings Inc 0.9   Abercrombie & Fitch Co Class A 0.8   Primo Brands Corp Class A 0.8   Tenable Holdings Inc 0.8   SkyWest Inc 0.7   Payoneer Global Inc 0.7   EnerSys 0.6   Fabrinet 0.6     7.7
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee The fund's contractual management fee was reduced during the reporting period. The fund's pricing & bookkeeping fees were changed to a fixed rate effective April 1, 2024. Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee The fund's contractual management fee was reduced during the reporting period. The fund's pricing & bookkeeping fees were changed to a fixed rate effective April 1, 2024. Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B844">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B845">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B846">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Contrafund Portfolio - Service Class
Shareholder Report [Line Items]
Fund Name	VIP Contrafund℠ Portfolio
Class Name	VIP Contrafund℠ Portfolio Service Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Contrafund℠ Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class $ 0.66 %
Expenses Paid, Amount	$ 77
Expense Ratio, Percent	0.66%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B863">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Service Class $10,000 $10,056 $10,851 $13,213 $12,356 $16,242 $21,184 $27,054 $19,916 $26,556 $35,488 S&P 500® Index $10,000 $10,138 $11,351 $13,829 $13,223 $17,386 $20,585 $26,494 $21,696 $27,399 $34,254   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Service Class 33.63% 16.92% 13.50% S&P 500® Index 25.02% 14.53% 13.10%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 25,313,301,654
Holdings Count | shares	404
Advisory Fees Paid, Amount	$ 131,069,389
Investment Company Portfolio Turnover	36%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 404 Total Advisory Fee $ Portfolio Turnover 36 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Information Technology 26.6   Communication Services 18.6   Financials 15.5   Health Care 11.1   Consumer Discretionary 11.0   Industrials 10.1   Consumer Staples 2.1   Energy 1.5   Materials 0.9   Utilities 0.8   Real Estate 0.2     Common Stocks 97.4 Preferred Stocks 1.0 Preferred Securities 0.0 Short-Term Investments and Net Other Assets (Liabilities) 1.6 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.4                       Preferred Stocks - 1.0                     Preferred Securities - 0.0                 Short-Term Investments and Net Other Assets (Liabilities) - 1.6   United States 94.9 Canada 1.5 Taiwan 0.9 Netherlands 0.6 China 0.4 United Kingdom 0.3 Israel 0.2 Korea (South) 0.2 Brazil 0.2 Others 0.8 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 94.9                       Canada - 1.5                               Taiwan - 0.9                               Netherlands - 0.6                          China - 0.4                                United Kingdom - 0.3                       Israel - 0.2                               Korea (South) - 0.2                        Brazil - 0.2                               Others - 0.8
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     NVIDIA Corp 9.0   Meta Platforms Inc Class A 8.6   Alphabet Inc Class C 5.8   Microsoft Corp 5.8   Amazon.com Inc 5.4   Berkshire Hathaway Inc Class B 4.3   Apple Inc 3.7   Eli Lilly & Co 2.7   Netflix Inc 2.1   Costco Wholesale Corp 1.3     48.7
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fund's transfer agent and pricing & bookkeeping fees were changed to a fixed rate effective December 1, 2023. Effective March 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B877">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B878">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B879">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP Disciplined Small Cap Portfolio - Service Class
Shareholder Report [Line Items]
Fund Name	VIP Disciplined Small Cap Portfolio
Class Name	VIP Disciplined Small Cap Portfolio Service Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP Disciplined Small Cap Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Service Class $ 0.46 %
Expenses Paid, Amount	$ 49
Expense Ratio, Percent	0.46%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B896">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years?    CUMULATIVE PERFORMANCE December 31, 2014 through December 31, 2024. Initial investment of $10,000. Service Class $10,000 $9,791 $11,993 $12,829 $11,145 $13,774 $16,291 $19,636 $16,042 $19,383 $22,637 Russell 2000® Index $10,000 $9,559 $11,595 $13,294 $11,830 $14,849 $17,813 $20,453 $16,273 $19,028 $21,223 Russell 3000® Index $10,000 $10,048 $11,327 $13,721 $13,002 $17,035 $20,593 $25,877 $20,907 $26,334 $32,604   2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year 10 Year Service Class 16.79% 10.45% 8.51% Russell 2000® Index 11.54% 7.40% 7.82% Russell 3000® Index 23.81% 13.86% 12.55%   Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 472,475,702
Holdings Count | shares	633
Advisory Fees Paid, Amount	$ 1,330,379
Investment Company Portfolio Turnover	85%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 633 Total Advisory Fee $ Portfolio Turnover 85 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Financials 18.4   Industrials 16.9   Health Care 15.7   Information Technology 15.3   Consumer Discretionary 10.2   Energy 5.1   Materials 4.9   Real Estate 4.3   Consumer Staples 3.3   Communication Services 3.1   Utilities 0.8     Common Stocks 98.0 Short-Term Investments and Net Other Assets (Liabilities) 2.0 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 98.0                       Short-Term Investments and Net Other Assets (Liabilities) - 2.0   United States 98.2 Thailand 0.6 Puerto Rico 0.3 Canada 0.3 Ireland 0.2 Monaco 0.2 Norway 0.1 Bermuda 0.1 Switzerland 0.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     United States - 98.2                       Thailand - 0.6                             Puerto Rico - 0.3                          Canada - 0.3                               Ireland - 0.2                              Monaco - 0.2                               Norway - 0.1                               Bermuda - 0.1                              Switzerland - 0.0
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Sprouts Farmers Market Inc 0.9   Carpenter Technology Corp 0.9   Q2 Holdings Inc 0.9   Abercrombie & Fitch Co Class A 0.8   Primo Brands Corp Class A 0.8   Tenable Holdings Inc 0.8   SkyWest Inc 0.7   Payoneer Global Inc 0.7   EnerSys 0.6   Fabrinet 0.6     7.7
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee The fund's contractual management fee was reduced during the reporting period. The fund's pricing & bookkeeping fees were changed to a fixed rate effective April 1, 2024. Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee The fund's contractual management fee was reduced during the reporting period. The fund's pricing & bookkeeping fees were changed to a fixed rate effective April 1, 2024. Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B910">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B911">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B912">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>
VIP International Index Portfolio - Initial Class
Shareholder Report [Line Items]
Fund Name	VIP International Index Portfolio
Class Name	VIP International Index Portfolio Initial Class
No Trading Symbol Flag	true
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains information about VIP International Index Portfolio for the period January 1, 2024 to December 31, 2024.
Shareholder Report Annual or Semi-Annual	annual shareholder report
Additional Information [Text Block]	You can find additional information about the Fund at fundresearch.fidelity.com/prospectus/sec. You can also request this information by contacting us at 1-877-208-0098 or by sending an e-mail to funddocuments@fmr.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-877-208-0098
Additional Information Email	funddocuments@fmr.com
Additional Information Website	fundresearch.fidelity.com/prospectus/sec
Expenses [Text Block]	What were your Fund costs for the last year? (based on hypothetical $10,000 investment) FUND COST (PREVIOUS YEAR) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Initial Class $ 0.17 %
Expenses Paid, Amount	$ 17
Expense Ratio, Percent	0.17%
Factors Affecting Performance [Text Block]	What affected the Fund's performance this period? • • • • • •
Performance Past Does Not Indicate Future [Text]	The Fund's past performance is not a good predictor of the Fund's future performance.</span>" id="sjs-B929">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:italic;font-weight:normal;">The Fund's past performance is not a good predictor of the Fund's future performance.&lt;/span>
Line Graph [Table Text Block]	How did the Fund perform over the life of Fund?    CUMULATIVE PERFORMANCE April 17, 2018 through December 31, 2024. Initial investment of $10,000. Initial Class $10,000 $8,553 $10,395 $11,507 $12,395 $10,410 $12,091 Fidelity Global ex U.S. Index℠ $10,000 $8,593 $10,490 $11,666 $12,637 $10,616 $12,386 MSCI ACWI (All Country World Index) ex USA Index $10,000 $8,549 $10,407 $11,533 $12,454 $10,478 $12,135   2018 2019 2020 2021 2022 2023 2024
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS:   1 Year 5 Year Life of Fund A Initial Class 5.11% 4.10% 3.64% Fidelity Global ex U.S. Index℠ 5.70% 4.53% 4.10% MSCI ACWI (All Country World Index) ex USA Index 5.72% 4.27% 3.78% A   From April 17, 2018 Visit institutional.fidelity.com for more recent performance information.   The Fund's past performance is not a good predictor of the Fund's future performance.  The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Performance Inception Date	Apr. 17, 2018
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Net Assets	$ 612,795,347
Holdings Count | shares	2,236
Advisory Fees Paid, Amount	$ 829,632
Investment Company Portfolio Turnover	5%
Additional Fund Statistics [Text Block]	Key Fund Statistics (as of December 31, 2024) KEY FACTS Fund Size $ Number of Holdings 2,236 Total Advisory Fee $ Portfolio Turnover 5 %
Holdings [Text Block]	MARKET SECTORS (% of Fund's net assets)     Financials 24.2   Industrials 14.2   Information Technology 13.5   Consumer Discretionary 10.8   Health Care 7.8   Consumer Staples 6.7   Materials 5.9   Communication Services 5.4   Energy 4.4   Utilities 2.8   Real Estate 1.8     Common Stocks 97.2 Preferred Stocks 0.3 Short-Term Investments and Net Other Assets (Liabilities) 2.5 ASSET ALLOCATION (% of Fund's net assets)     Common Stocks - 97.2                       Preferred Stocks - 0.3                     Short-Term Investments and Net Other Assets (Liabilities) - 2.5   Japan 16.8 United States 8.9 Canada 7.7 United Kingdom 7.1 China 6.7 Taiwan 6.0 Germany 5.3 France 5.2 Australia 4.7 Others 31.6 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets)     Japan - 16.8                               United States - 8.9                        Canada - 7.7                               United Kingdom - 7.1                       China - 6.7                                Taiwan - 6.0                               Germany - 5.3                              France - 5.2                               Australia - 4.7                            Others - 31.6
Largest Holdings [Text Block]	TOP HOLDINGS (% of Fund's net assets)     Taiwan Semiconductor Manufacturing Co Ltd 3.0   Tencent Holdings Ltd 1.2   ASML Holding NV 1.1   Novo Nordisk A/S Series B 1.0   Toyota Motor Corp 1.0   SAP SE 0.9   Nestle SA 0.8   Roche Holding AG 0.8   Astrazeneca PLC 0.7   Shell PLC 0.7     11.2
Material Fund Change [Text Block]	How has the Fund changed? This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com . The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee Operating expenses Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Material Fund Change Expenses [Text Block]	The fees associated with this class changed during the reporting year. The variations in class fees are primarily the result of the following changes: Management fee Operating expenses Effective June 1, 2024, the fund's management contract was amended to incorporate administrative services previously covered under separate services agreements (transfer agent and pricing & bookkeeping). The amended contract incorporates a management fee rate that may vary by class. The Adviser or an affiliate pays certain expenses of managing and operating the fund out of each class's management fee.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since January 1, 2024. For more complete information, you may review the Fund's next prospectus, which we expect to be available by April 30, 2025 at fundresearch.fidelity.com/prospectus/sec or upon request at 1-877-208-0098 or by sending an e-mail to funddocuments fmr.com .
Updated Prospectus Phone Number	1-877-208-0098</span>" id="sjs-B944">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">1-877-208-0098&lt;/span>
Updated Prospectus Email Address	funddocuments@fmr.com</span>" id="sjs-B945">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:normal;">funddocuments@fmr.com&lt;/span>
Updated Prospectus Web Address	fundresearch.fidelity.com/prospectus/sec</span>" id="sjs-B946">&lt;span style="font-family:'Fidelity Sans';font-size:11px;color:#000000;font-style:normal;font-weight:bold;">fundresearch.fidelity.com/prospectus/sec&lt;/span>

Shareholder Report, Line Graph

Shareholder Report, Line Graph (Details) - USD ($)

12 Months Ended

60 Months Ended

72 Months Ended

84 Months Ended

120 Months Ended

132 Months Ended

Dec. 31, 2024

Dec. 31, 2024

Dec. 31, 2024

Dec. 31, 2024

Dec. 31, 2024

Dec. 31, 2024

Dec. 31, 2023

Dec. 31, 2022

Dec. 31, 2021

Dec. 31, 2020

Dec. 31, 2019

Dec. 31, 2018

Dec. 31, 2017

Dec. 31, 2016

Dec. 31, 2015

Dec. 31, 2014

C000199917_1_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

25.02%

C000199917_1_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.53%

C000199917_1_BBIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

14.17%

C000021010_1_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

23.81%

C000021010_1_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.86%

C000021010_1_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

12.55%

C000021009_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

25.02%

C000021009_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.53%

C000021009_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.10%

C000121074_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

7.50%

C000121074_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

1.71%

C000121074_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

3.66%

C000121085_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.72%

C000121085_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.27%

C000121085_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.98%

C000021013_1_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

23.81%

C000021013_1_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.86%

C000021013_1_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

12.55%

C000121072_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

7.50%

C000121072_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

1.71%

C000121072_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

3.66%

C000021014_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

25.02%

C000021014_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.53%

C000021014_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.10%

C000021016_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

25.02%

C000021016_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.53%

C000021016_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.10%

C000199920_1_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.72%

C000199920_1_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.27%

C000199920_1_BBIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

3.78%

C000021006_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

25.02%

C000021006_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.53%

C000021006_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.10%

C000199918_1_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

25.02%

C000199918_1_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.53%

C000199918_1_BBIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

14.17%

C000021015_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

25.02%

C000021015_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.53%

C000021015_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.10%

C000211328_1_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

25.02%

C000211328_1_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.53%

C000211328_1_BBIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

15.07%

C000199922_1_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

25.02%

C000199922_1_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.53%

C000199922_1_BBIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

14.17%

C000121076_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

7.50%

C000121076_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

1.71%

C000121076_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

3.66%

C000121075_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

7.50%

C000121075_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

1.71%

C000121075_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

3.66%

C000121082_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.72%

C000121082_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.27%

C000121082_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.98%

C000121087_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.72%

C000121087_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.27%

C000121087_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.98%

C000211327_1_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.72%

C000211327_1_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.27%

C000211327_1_BBIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

5.11%

C000199921_1_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

25.02%

C000199921_1_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.53%

C000199921_1_BBIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

14.17%

C000021005_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

25.02%

C000021005_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.53%

C000021005_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.10%

C000211326_1_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

25.02%

C000211326_1_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.53%

C000211326_1_BBIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

15.07%

C000121084_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.72%

C000121084_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.27%

C000121084_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.98%

C000021011_1_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

23.81%

C000021011_1_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.86%

C000021011_1_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

12.55%

C000021007_0_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

25.02%

C000021007_0_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.53%

C000021007_0_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.10%

C000021012_1_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

23.81%

C000021012_1_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.86%

C000021012_1_BBIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

12.55%

C000199919_1_BBIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.72%

C000199919_1_BBIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.27%

C000199919_1_BBIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

3.78%

C000199917_LG_ClassMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Initial Class</span>" id="sjs-E257">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Initial Class&lt;/span>

C000199917_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

$ 10,000

C000199917_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

$ 8,901

C000199917_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

$ 11,205

C000199917_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

$ 13,049

C000199917_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

$ 15,820

C000199917_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

$ 12,953

C000199917_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 15,211

$ 15,211

$ 15,211

$ 15,211

$ 15,211

$ 15,211

C000199917_LG_1_AdditionalIndexMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Fidelity U.S. Extended Investable Market Index℠</span>" id="sjs-E281">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Fidelity U.S. Extended Investable Market Index℠&lt;/span>

C000199917_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199917_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

8,914

C000199917_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

11,260

C000199917_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

13,132

C000199917_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

15,951

C000199917_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

13,057

C000199917_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

15,396

15,396

15,396

$ 15,396

15,396

15,396

C000199917_LG_2_AdditionalIndexMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

S&P 500® Index</span>" id="sjs-E305">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">S&amp;P 500® Index&lt;/span>

C000199917_2_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199917_2_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

9,394

C000199917_2_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

12,351

C000199917_2_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

14,624

C000199917_2_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

18,822

C000199917_2_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

15,413

C000199917_2_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 19,465

$ 19,465

19,465

$ 19,465

19,465

$ 19,465

C000199917_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

12.31%

C000199917_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.80%

C000199917_NoLoadClassMember_2024-01-01_2024-12-31Member

Account Value [Line Items]

Average Annual Return, Percent

8.30%

C000199917_0_AdditionalIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

12.31%

C000199917_0_AdditionalIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.96%

C000199917_0_AdditionalIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

8.50%

C000021010_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Initial Class</span>" id="sjs-G347">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Initial Class&lt;/span>

C000021010_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

$ 10,000

C000021010_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

$ 9,801

C000021010_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

$ 12,024

C000021010_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

$ 12,868

C000021010_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,185

C000021010_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

13,836

C000021010_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

16,390

C000021010_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

19,775

C000021010_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

16,169

C000021010_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

19,558

C000021010_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 22,858

$ 22,858

22,858

22,858

22,858

$ 22,858

C000021010_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Russell 2000® Index</span>" id="sjs-G383">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Russell 2000® Index&lt;/span>

C000021010_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021010_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

9,559

C000021010_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,595

C000021010_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,294

C000021010_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,830

C000021010_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

14,849

C000021010_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

17,813

C000021010_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

20,453

C000021010_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

16,273

C000021010_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

19,028

C000021010_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

21,223

21,223

21,223

21,223

21,223

$ 21,223

C000021010_LG_2_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Russell 3000® Index</span>" id="sjs-G419">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Russell 3000® Index&lt;/span>

C000021010_2_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021010_2_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,048

C000021010_2_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,327

C000021010_2_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,721

C000021010_2_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,002

C000021010_2_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,035

C000021010_2_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,593

C000021010_2_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

25,877

C000021010_2_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

20,907

C000021010_2_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

26,334

C000021010_2_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 32,604

$ 32,604

32,604

32,604

$ 32,604

$ 32,604

C000021010_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

16.87%

C000021010_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

10.56%

C000021010_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.62%

C000021010_0_AdditionalIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

11.54%

C000021010_0_AdditionalIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

7.40%

C000021010_0_AdditionalIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

7.82%

C000021009_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class 2</span>" id="sjs-G473">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class 2&lt;/span>

C000021009_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021009_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,039

C000021009_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

10,818

C000021009_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,153

C000021009_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

12,280

C000021009_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

16,120

C000021009_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,994

C000021009_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

26,769

C000021009_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

19,679

C000021009_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

26,195

C000021009_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 34,957

$ 34,957

34,957

34,957

$ 34,957

$ 34,957

C000021009_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

S&P 500® Index</span>" id="sjs-G509">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">S&amp;P 500® Index&lt;/span>

C000021009_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021009_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,138

C000021009_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,351

C000021009_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,829

C000021009_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,223

C000021009_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,386

C000021009_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,585

C000021009_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

26,494

C000021009_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

21,696

C000021009_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

27,399

C000021009_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 34,254

$ 34,254

34,254

34,254

$ 34,254

$ 34,254

C000021009_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

33.45%

C000021009_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

16.74%

C000021009_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.33%

C000121074_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Investor Class</span>" id="sjs-G554">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Investor Class&lt;/span>

C000121074_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121074_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

8,992

C000121074_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,267

C000121074_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,653

C000121074_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,192

C000121074_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

14,481

C000121074_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

18,993

C000121074_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

18,561

C000121074_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

14,812

C000121074_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

16,235

C000121074_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 17,842

$ 17,842

17,842

17,842

$ 17,842

$ 17,842

C000121074_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

MSCI Emerging Markets Index</span>" id="sjs-G590">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">MSCI Emerging Markets Index&lt;/span>

C000121074_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121074_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

8,512

C000121074_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,468

C000121074_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,003

C000121074_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,112

C000121074_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

13,164

C000121074_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

15,575

C000121074_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

15,182

C000121074_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

12,134

C000121074_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

13,330

C000121074_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 14,330

$ 14,330

14,330

14,330

$ 14,330

$ 14,330

C000121074_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

9.90%

C000121074_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.26%

C000121074_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.96%

C000121085_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class</span>" id="sjs-G635">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class&lt;/span>

C000121085_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121085_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,312

C000121085_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,992

C000121085_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,624

C000121085_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,874

C000121085_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

15,810

C000121085_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

19,306

C000121085_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

21,663

C000121085_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

15,926

C000121085_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

20,299

C000121085_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 21,930

$ 21,930

21,930

21,930

$ 21,930

$ 21,930

C000121085_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

MSCI ACWI (All Country World Index) ex USA Index</span>" id="sjs-G671">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">MSCI ACWI (All Country World Index) ex USA Index&lt;/span>

C000121085_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121085_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

9,446

C000121085_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,889

C000121085_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

12,599

C000121085_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,830

C000121085_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

13,184

C000121085_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

14,609

C000121085_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

15,776

C000121085_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

13,273

C000121085_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

15,372

C000121085_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 16,251

$ 16,251

16,251

16,251

$ 16,251

$ 16,251

C000121085_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.04%

C000121085_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

6.76%

C000121085_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.17%

C000021013_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class 2</span>" id="sjs-G716">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class 2&lt;/span>

C000021013_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021013_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

9,782

C000021013_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,964

C000021013_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

12,777

C000021013_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,078

C000021013_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

13,667

C000021013_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

16,144

C000021013_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

19,437

C000021013_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

15,850

C000021013_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

19,126

C000021013_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 22,296

$ 22,296

22,296

22,296

$ 22,296

$ 22,296

C000021013_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Russell 2000® Index</span>" id="sjs-G752">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Russell 2000® Index&lt;/span>

C000021013_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021013_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

9,559

C000021013_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,595

C000021013_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,294

C000021013_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,830

C000021013_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

14,849

C000021013_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

17,813

C000021013_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

20,453

C000021013_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

16,273

C000021013_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

19,028

C000021013_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

21,223

21,223

21,223

21,223

21,223

$ 21,223

C000021013_LG_2_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Russell 3000® Index</span>" id="sjs-G788">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Russell 3000® Index&lt;/span>

C000021013_2_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021013_2_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,048

C000021013_2_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,327

C000021013_2_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,721

C000021013_2_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,002

C000021013_2_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,035

C000021013_2_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,593

C000021013_2_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

25,877

C000021013_2_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

20,907

C000021013_2_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

26,334

C000021013_2_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 32,604

$ 32,604

32,604

32,604

$ 32,604

$ 32,604

C000021013_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

16.57%

C000021013_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

10.28%

C000021013_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.35%

C000021013_0_AdditionalIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

11.54%

C000021013_0_AdditionalIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

7.40%

C000021013_0_AdditionalIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

7.82%

C000121072_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Initial Class</span>" id="sjs-G842">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Initial Class&lt;/span>

C000121072_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121072_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

9,003

C000121072_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,295

C000121072_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,700

C000121072_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,234

C000121072_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

14,544

C000121072_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

19,091

C000121072_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

18,677

C000121072_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

14,909

C000121072_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

16,350

C000121072_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 17,991

$ 17,991

17,991

17,991

$ 17,991

$ 17,991

C000121072_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

MSCI Emerging Markets Index</span>" id="sjs-G878">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">MSCI Emerging Markets Index&lt;/span>

C000121072_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121072_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

8,512

C000121072_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,468

C000121072_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,003

C000121072_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,112

C000121072_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

13,164

C000121072_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

15,575

C000121072_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

15,182

C000121072_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

12,134

C000121072_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

13,330

C000121072_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 14,330

$ 14,330

14,330

14,330

$ 14,330

$ 14,330

C000121072_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

10.04%

C000121072_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.35%

C000121072_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

6.05%

C000021014_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Initial Class</span>" id="sjs-G923">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Initial Class&lt;/span>

C000021014_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021014_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,133

C000021014_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,336

C000021014_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,796

C000021014_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,177

C000021014_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,308

C000021014_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,464

C000021014_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

26,312

C000021014_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

21,520

C000021014_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

27,157

C000021014_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 33,919

$ 33,919

33,919

33,919

$ 33,919

$ 33,919

C000021014_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

S&P 500® Index</span>" id="sjs-G959">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">S&amp;P 500® Index&lt;/span>

C000021014_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021014_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,138

C000021014_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,351

C000021014_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,829

C000021014_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,223

C000021014_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,386

C000021014_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,585

C000021014_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

26,494

C000021014_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

21,696

C000021014_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

27,399

C000021014_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 34,254

$ 34,254

34,254

34,254

$ 34,254

$ 34,254

C000021014_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

24.90%

C000021014_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.40%

C000021014_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

12.99%

C000021016_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class 2</span>" id="sjs-G1004">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class 2&lt;/span>

C000021016_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021016_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,108

C000021016_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,279

C000021016_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,693

C000021016_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,046

C000021016_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,092

C000021016_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,160

C000021016_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

25,856

C000021016_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

21,094

C000021016_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

26,553

C000021016_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 33,081

$ 33,081

33,081

33,081

$ 33,081

$ 33,081

C000021016_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

S&P 500® Index</span>" id="sjs-G1040">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">S&amp;P 500® Index&lt;/span>

C000021016_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021016_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,138

C000021016_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,351

C000021016_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,829

C000021016_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,223

C000021016_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,386

C000021016_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,585

C000021016_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

26,494

C000021016_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

21,696

C000021016_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

27,399

C000021016_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 34,254

$ 34,254

34,254

$ 34,254

$ 34,254

$ 34,254

C000021016_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

24.59%

C000021016_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.12%

C000021016_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

12.71%

C000199920_LG_ClassMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class 2</span>" id="sjs-E1085">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class 2&lt;/span>

C000199920_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199920_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

8,545

C000199920_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

10,354

C000199920_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

11,425

C000199920_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

12,279

C000199920_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

10,288

C000199920_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 11,922

$ 11,922

11,922

$ 11,922

$ 11,922

11,922

C000199920_LG_1_AdditionalIndexMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Fidelity Global ex U.S. Index℠</span>" id="sjs-E1109">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Fidelity Global ex U.S. Index℠&lt;/span>

C000199920_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199920_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

8,593

C000199920_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

10,490

C000199920_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

11,666

C000199920_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

12,637

C000199920_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

10,616

C000199920_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

12,386

12,386

12,386

$ 12,386

12,386

12,386

C000199920_LG_2_AdditionalIndexMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

MSCI ACWI (All Country World Index) ex USA Index</span>" id="sjs-E1133">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">MSCI ACWI (All Country World Index) ex USA Index&lt;/span>

C000199920_2_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199920_2_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

8,549

C000199920_2_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

10,407

C000199920_2_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

11,533

C000199920_2_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

12,454

C000199920_2_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

10,478

C000199920_2_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 12,135

$ 12,135

12,135

$ 12,135

12,135

$ 12,135

C000199920_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.82%

C000199920_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

3.83%

C000199920_NoLoadClassMember_2024-01-01_2024-12-31Member

Account Value [Line Items]

Average Annual Return, Percent

3.38%

C000199920_0_AdditionalIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.70%

C000199920_0_AdditionalIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.53%

C000199920_0_AdditionalIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

4.10%

C000021006_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Investor Class</span>" id="sjs-G1175">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Investor Class&lt;/span>

C000021006_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021006_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,056

C000021006_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

10,855

C000021006_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,223

C000021006_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

12,364

C000021006_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

16,258

C000021006_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

21,213

C000021006_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

27,098

C000021006_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

19,950

C000021006_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

26,605

C000021006_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 35,570

$ 35,570

35,570

35,570

35,570

$ 35,570

C000021006_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

S&P 500® Index</span>" id="sjs-G1211">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">S&amp;P 500® Index&lt;/span>

C000021006_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021006_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,138

C000021006_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,351

C000021006_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,829

C000021006_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,223

C000021006_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,386

C000021006_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,585

C000021006_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

26,494

C000021006_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

21,696

C000021006_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

27,399

C000021006_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 34,254

$ 34,254

34,254

$ 34,254

$ 34,254

$ 34,254

C000021006_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

33.70%

C000021006_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

16.95%

C000021006_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.53%

C000199918_LG_ClassMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class 2</span>" id="sjs-E1256">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class 2&lt;/span>

C000199918_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199918_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

8,891

C000199918_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

11,153

C000199918_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

12,958

C000199918_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

15,671

C000199918_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

12,803

C000199918_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 14,994

$ 14,994

14,994

$ 14,994

$ 14,994

14,994

C000199918_LG_1_AdditionalIndexMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Fidelity U.S. Extended Investable Market Index℠</span>" id="sjs-E1280">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Fidelity U.S. Extended Investable Market Index℠&lt;/span>

C000199918_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199918_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

8,914

C000199918_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

11,260

C000199918_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

13,132

C000199918_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

15,951

C000199918_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

13,057

C000199918_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

15,396

15,396

15,396

$ 15,396

15,396

15,396

C000199918_LG_2_AdditionalIndexMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

S&P 500® Index</span>" id="sjs-E1304">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">S&amp;P 500® Index&lt;/span>

C000199918_2_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199918_2_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

9,394

C000199918_2_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

12,351

C000199918_2_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

14,624

C000199918_2_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

18,822

C000199918_2_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

15,413

C000199918_2_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 19,465

$ 19,465

19,465

$ 19,465

19,465

$ 19,465

C000199918_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

12.03%

C000199918_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.53%

C000199918_NoLoadClassMember_2024-01-01_2024-12-31Member

Account Value [Line Items]

Average Annual Return, Percent

8.03%

C000199918_0_AdditionalIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

12.31%

C000199918_0_AdditionalIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.96%

C000199918_0_AdditionalIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

8.50%

C000021015_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class</span>" id="sjs-G1346">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class&lt;/span>

C000021015_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021015_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,124

C000021015_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,313

C000021015_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,755

C000021015_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,124

C000021015_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,221

C000021015_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,342

C000021015_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

26,129

C000021015_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

21,349

C000021015_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

26,914

C000021015_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 33,581

$ 33,581

33,581

33,581

33,581

$ 33,581

C000021015_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

S&P 500® Index</span>" id="sjs-G1382">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">S&amp;P 500® Index&lt;/span>

C000021015_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021015_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,138

C000021015_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,351

C000021015_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,829

C000021015_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,223

C000021015_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,386

C000021015_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,585

C000021015_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

26,494

C000021015_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

21,696

C000021015_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

27,399

C000021015_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 34,254

$ 34,254

$ 34,254

34,254

$ 34,254

$ 34,254

C000021015_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

24.77%

C000021015_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

14.29%

C000021015_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

12.88%

C000211328_LG_ClassMember_6YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class</span>" id="sjs-D1427">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class&lt;/span>

C000211328_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

10,000

C000211328_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

11,236

C000211328_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

13,506

C000211328_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

16,957

C000211328_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

13,679

C000211328_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 17,228

$ 17,228

$ 17,228

17,228

$ 17,228

17,228

C000211328_LG_1_AdditionalIndexMember_6YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Fidelity U.S. Total Investable Market Index℠</span>" id="sjs-D1448">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Fidelity U.S. Total Investable Market Index℠&lt;/span>

C000211328_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

10,000

C000211328_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

11,261

C000211328_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

13,574

C000211328_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

17,108

C000211328_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

13,822

C000211328_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

17,437

17,437

$ 17,437

17,437

17,437

17,437

C000211328_LG_2_AdditionalIndexMember_6YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

S&P 500® Index</span>" id="sjs-D1469">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">S&amp;P 500® Index&lt;/span>

C000211328_2_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

10,000

C000211328_2_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

11,346

C000211328_2_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

13,433

C000211328_2_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

17,289

C000211328_2_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

14,158

C000211328_2_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 17,880

$ 17,880

$ 17,880

$ 17,880

17,880

17,880

C000211328_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

23.58%

C000211328_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.64%

C000211328_NoLoadClassMember_2024-01-01_2024-12-31Member

Account Value [Line Items]

Average Annual Return, Percent

14.10%

C000211328_0_AdditionalIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

23.88%

C000211328_0_AdditionalIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.91%

C000211328_0_AdditionalIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

14.39%

C000199922_LG_ClassMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class 2</span>" id="sjs-E1508">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class 2&lt;/span>

C000199922_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199922_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

9,304

C000199922_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

12,136

C000199922_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

14,561

C000199922_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

18,256

C000199922_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

14,713

C000199922_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 18,494

$ 18,494

18,494

$ 18,494

18,494

18,494

C000199922_LG_1_AdditionalIndexMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Fidelity U.S. Total Investable Market Index℠</span>" id="sjs-E1532">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Fidelity U.S. Total Investable Market Index℠&lt;/span>

C000199922_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199922_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

9,303

C000199922_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

12,188

C000199922_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

14,691

C000199922_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

18,516

C000199922_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

14,960

C000199922_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

18,872

18,872

18,872

$ 18,872

18,872

18,872

C000199922_LG_2_AdditionalIndexMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

S&P 500® Index</span>" id="sjs-E1556">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">S&amp;P 500® Index&lt;/span>

C000199922_2_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199922_2_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

9,394

C000199922_2_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

12,351

C000199922_2_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

14,624

C000199922_2_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

18,822

C000199922_2_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

15,413

C000199922_2_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 19,465

$ 19,465

19,465

$ 19,465

19,465

$ 19,465

C000199922_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

23.38%

C000199922_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.46%

C000199922_NoLoadClassMember_2024-01-01_2024-12-31Member

Account Value [Line Items]

Average Annual Return, Percent

13.08%

C000199922_0_AdditionalIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

23.88%

C000199922_0_AdditionalIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.91%

C000199922_0_AdditionalIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

13.49%

C000121076_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class 2</span>" id="sjs-G1598">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class 2&lt;/span>

C000121076_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121076_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

8,969

C000121076_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,234

C000121076_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,578

C000121076_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,112

C000121076_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

14,356

C000121076_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

18,789

C000121076_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

18,336

C000121076_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

14,601

C000121076_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

15,986

C000121076_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 17,538

$ 17,538

17,538

17,538

17,538

$ 17,538

C000121076_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

MSCI Emerging Markets Index</span>" id="sjs-G1634">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">MSCI Emerging Markets Index&lt;/span>

C000121076_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121076_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

8,512

C000121076_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,468

C000121076_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,003

C000121076_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,112

C000121076_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

13,164

C000121076_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

15,575

C000121076_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

15,182

C000121076_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

12,134

C000121076_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

13,330

C000121076_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 14,330

$ 14,330

14,330

14,330

$ 14,330

$ 14,330

C000121076_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

9.71%

C000121076_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.09%

C000121076_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.78%

C000121075_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class</span>" id="sjs-G1679">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class&lt;/span>

C000121075_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121075_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

8,985

C000121075_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,266

C000121075_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,639

C000121075_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,181

C000121075_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

14,458

C000121075_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

18,964

C000121075_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

18,531

C000121075_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

14,777

C000121075_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

16,197

C000121075_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 17,796

$ 17,796

17,796

17,796

$ 17,796

$ 17,796

C000121075_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

MSCI Emerging Markets Index</span>" id="sjs-G1715">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">MSCI Emerging Markets Index&lt;/span>

C000121075_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121075_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

8,512

C000121075_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,468

C000121075_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,003

C000121075_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,112

C000121075_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

13,164

C000121075_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

15,575

C000121075_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

15,182

C000121075_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

12,134

C000121075_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

13,330

C000121075_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 14,330

$ 14,330

14,330

14,330

$ 14,330

$ 14,330

C000121075_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

9.87%

C000121075_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.24%

C000121075_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.93%

C000121082_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Initial Class</span>" id="sjs-G1760">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Initial Class&lt;/span>

C000121082_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121082_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,322

C000121082_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

10,014

C000121082_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,665

C000121082_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,923

C000121082_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

15,896

C000121082_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

19,423

C000121082_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

21,829

C000121082_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

16,067

C000121082_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

20,485

C000121082_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 22,164

$ 22,164

22,164

22,164

$ 22,164

$ 22,164

C000121082_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

MSCI ACWI (All Country World Index) ex USA Index</span>" id="sjs-G1796">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">MSCI ACWI (All Country World Index) ex USA Index&lt;/span>

C000121082_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121082_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

9,446

C000121082_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,889

C000121082_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

12,599

C000121082_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,830

C000121082_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

13,184

C000121082_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

14,609

C000121082_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

15,776

C000121082_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

13,273

C000121082_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

15,372

C000121082_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 16,251

$ 16,251

16,251

16,251

$ 16,251

$ 16,251

C000121082_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.19%

C000121082_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

6.87%

C000121082_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.28%

C000121087_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class 2</span>" id="sjs-G1841">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class 2&lt;/span>

C000121087_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121087_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,296

C000121087_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,969

C000121087_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,567

C000121087_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,806

C000121087_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

15,694

C000121087_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

19,133

C000121087_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

21,450

C000121087_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

15,750

C000121087_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

20,031

C000121087_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 21,618

$ 21,618

21,618

21,618

$ 21,618

$ 21,618

C000121087_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

MSCI ACWI (All Country World Index) ex USA Index</span>" id="sjs-G1877">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">MSCI ACWI (All Country World Index) ex USA Index&lt;/span>

C000121087_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121087_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

9,446

C000121087_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,889

C000121087_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

12,599

C000121087_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,830

C000121087_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

13,184

C000121087_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

14,609

C000121087_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

15,776

C000121087_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

13,273

C000121087_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

15,372

C000121087_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 16,251

$ 16,251

$ 16,251

16,251

$ 16,251

$ 16,251

C000121087_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

7.92%

C000121087_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

6.61%

C000121087_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.01%

C000211327_LG_ClassMember_6YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class</span>" id="sjs-D1922">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class&lt;/span>

C000211327_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

10,000

C000211327_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

10,815

C000211327_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

11,961

C000211327_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

12,876

C000211327_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

10,799

C000211327_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 12,531

$ 12,531

$ 12,531

12,531

$ 12,531

12,531

C000211327_LG_1_AdditionalIndexMember_6YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Fidelity Global ex U.S. Index℠</span>" id="sjs-D1943">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Fidelity Global ex U.S. Index℠&lt;/span>

C000211327_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

10,000

C000211327_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

10,852

C000211327_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

12,068

C000211327_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

13,073

C000211327_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

10,982

C000211327_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

12,813

12,813

$ 12,813

12,813

12,813

12,813

C000211327_LG_2_AdditionalIndexMember_6YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

MSCI ACWI (All Country World Index) ex USA Index</span>" id="sjs-D1964">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">MSCI ACWI (All Country World Index) ex USA Index&lt;/span>

C000211327_2_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

10,000

C000211327_2_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

10,793

C000211327_2_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

11,960

C000211327_2_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

12,915

C000211327_2_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

10,866

C000211327_2_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 12,585

$ 12,585

$ 12,585

$ 12,585

12,585

12,585

C000211327_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.01%

C000211327_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4%

C000211327_NoLoadClassMember_2024-01-01_2024-12-31Member

Account Value [Line Items]

Average Annual Return, Percent

4.91%

C000211327_0_AdditionalIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.70%

C000211327_0_AdditionalIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.53%

C000211327_0_AdditionalIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

5.44%

C000199921_LG_ClassMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Initial Class</span>" id="sjs-E2003">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Initial Class&lt;/span>

C000199921_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199921_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

9,324

C000199921_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

12,186

C000199921_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

14,660

C000199921_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

18,426

C000199921_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

14,885

C000199921_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 18,765

$ 18,765

18,765

$ 18,765

18,765

18,765

C000199921_LG_1_AdditionalIndexMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Fidelity U.S. Total Investable Market Index℠</span>" id="sjs-E2027">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Fidelity U.S. Total Investable Market Index℠&lt;/span>

C000199921_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199921_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

9,303

C000199921_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

12,188

C000199921_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

14,691

C000199921_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

18,516

C000199921_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

14,960

C000199921_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

18,872

18,872

18,872

$ 18,872

18,872

18,872

C000199921_LG_2_AdditionalIndexMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

S&P 500® Index</span>" id="sjs-E2051">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">S&amp;P 500® Index&lt;/span>

C000199921_2_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199921_2_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

9,394

C000199921_2_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

12,351

C000199921_2_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

14,624

C000199921_2_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

18,822

C000199921_2_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

15,413

C000199921_2_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 19,465

$ 19,465

19,465

$ 19,465

19,465

$ 19,465

C000199921_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

23.69%

C000199921_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.75%

C000199921_NoLoadClassMember_2024-01-01_2024-12-31Member

Account Value [Line Items]

Average Annual Return, Percent

13.37%

C000199921_0_AdditionalIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

23.88%

C000199921_0_AdditionalIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.91%

C000199921_0_AdditionalIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

13.49%

C000021005_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Initial Class</span>" id="sjs-G2093">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Initial Class&lt;/span>

C000021005_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021005_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,064

C000021005_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

10,873

C000021005_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,252

C000021005_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

12,407

C000021005_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

16,324

C000021005_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

21,314

C000021005_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

27,247

C000021005_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

20,078

C000021005_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

26,794

C000021005_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 35,847

$ 35,847

35,847

35,847

35,847

$ 35,847

C000021005_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

S&P 500® Index</span>" id="sjs-G2129">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">S&amp;P 500® Index&lt;/span>

C000021005_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021005_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,138

C000021005_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,351

C000021005_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,829

C000021005_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,223

C000021005_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,386

C000021005_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,585

C000021005_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

26,494

C000021005_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

21,696

C000021005_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

27,399

C000021005_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 34,254

$ 34,254

$ 34,254

34,254

$ 34,254

$ 34,254

C000021005_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

33.79%

C000021005_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

17.04%

C000021005_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.62%

C000211326_LG_ClassMember_6YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class</span>" id="sjs-D2174">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class&lt;/span>

C000211326_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

10,000

C000211326_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

10,624

C000211326_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

12,364

C000211326_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

14,980

C000211326_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

12,250

C000211326_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 14,374

$ 14,374

$ 14,374

14,374

$ 14,374

14,374

C000211326_LG_1_AdditionalIndexMember_6YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Fidelity U.S. Extended Investable Market Index℠</span>" id="sjs-D2195">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Fidelity U.S. Extended Investable Market Index℠&lt;/span>

C000211326_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

10,000

C000211326_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

10,672

C000211326_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

12,446

C000211326_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

15,118

C000211326_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

12,374

C000211326_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

14,591

14,591

$ 14,591

14,591

14,591

14,591

C000211326_LG_2_AdditionalIndexMember_6YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

S&P 500® Index</span>" id="sjs-D2216">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">S&amp;P 500® Index&lt;/span>

C000211326_2_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

10,000

C000211326_2_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

11,346

C000211326_2_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

13,433

C000211326_2_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

17,289

C000211326_2_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

14,158

C000211326_2_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 17,880

$ 17,880

$ 17,880

17,880

17,880

$ 17,880

C000211326_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

12.19%

C000211326_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.70%

C000211326_NoLoadClassMember_2024-01-01_2024-12-31Member

Account Value [Line Items]

Average Annual Return, Percent

8.70%

C000211326_0_AdditionalIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

12.31%

C000211326_0_AdditionalIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.96%

C000211326_0_AdditionalIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

9%

C000121084_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Investor Class</span>" id="sjs-G2255">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Investor Class&lt;/span>

C000121084_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121084_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,308

C000121084_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,997

C000121084_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,630

C000121084_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,884

C000121084_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

15,825

C000121084_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

19,328

C000121084_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

21,695

C000121084_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

15,957

C000121084_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

20,332

C000121084_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 21,984

$ 21,984

21,984

21,984

21,984

$ 21,984

C000121084_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

MSCI ACWI (All Country World Index) ex USA Index</span>" id="sjs-G2291">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">MSCI ACWI (All Country World Index) ex USA Index&lt;/span>

C000121084_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000121084_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

9,446

C000121084_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

9,889

C000121084_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

12,599

C000121084_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,830

C000121084_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

13,184

C000121084_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

14,609

C000121084_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

15,776

C000121084_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

13,273

C000121084_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

15,372

C000121084_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 16,251

$ 16,251

16,251

16,251

$ 16,251

$ 16,251

C000121084_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.12%

C000121084_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

6.80%

C000121084_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.20%

C000021011_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Investor Class</span>" id="sjs-G2336">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Investor Class&lt;/span>

C000021011_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021011_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

9,800

C000021011_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

12,009

C000021011_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

12,838

C000021011_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,157

C000021011_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

13,785

C000021011_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

16,311

C000021011_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

19,675

C000021011_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

16,077

C000021011_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

19,428

C000021011_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 22,695

$ 22,695

22,695

22,695

$ 22,695

$ 22,695

C000021011_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Russell 2000® Index</span>" id="sjs-G2372">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Russell 2000® Index&lt;/span>

C000021011_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021011_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

9,559

C000021011_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,595

C000021011_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,294

C000021011_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,830

C000021011_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

14,849

C000021011_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

17,813

C000021011_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

20,453

C000021011_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

16,273

C000021011_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

19,028

C000021011_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

21,223

21,223

21,223

21,223

21,223

$ 21,223

C000021011_LG_2_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Russell 3000® Index</span>" id="sjs-G2408">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Russell 3000® Index&lt;/span>

C000021011_2_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021011_2_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,048

C000021011_2_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,327

C000021011_2_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,721

C000021011_2_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,002

C000021011_2_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,035

C000021011_2_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,593

C000021011_2_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

25,877

C000021011_2_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

20,907

C000021011_2_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

26,334

C000021011_2_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 32,604

$ 32,604

32,604

32,604

$ 32,604

$ 32,604

C000021011_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

16.82%

C000021011_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

10.49%

C000021011_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.54%

C000021011_0_AdditionalIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

11.54%

C000021011_0_AdditionalIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

7.40%

C000021011_0_AdditionalIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

7.82%

C000021007_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class</span>" id="sjs-G2462">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class&lt;/span>

C000021007_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021007_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,056

C000021007_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

10,851

C000021007_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,213

C000021007_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

12,356

C000021007_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

16,242

C000021007_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

21,184

C000021007_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

27,054

C000021007_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

19,916

C000021007_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

26,556

C000021007_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 35,488

$ 35,488

35,488

35,488

$ 35,488

$ 35,488

C000021007_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

S&P 500® Index</span>" id="sjs-G2498">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">S&amp;P 500® Index&lt;/span>

C000021007_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021007_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

10,138

C000021007_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,351

C000021007_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,829

C000021007_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,223

C000021007_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,386

C000021007_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,585

C000021007_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

26,494

C000021007_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

21,696

C000021007_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

27,399

C000021007_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 34,254

$ 34,254

34,254

34,254

$ 34,254

$ 34,254

C000021007_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

33.63%

C000021007_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

16.92%

C000021007_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

13.50%

C000021012_LG_ClassMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Service Class</span>" id="sjs-G2543">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Service Class&lt;/span>

C000021012_ClassMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021012_ClassMember_AsOf_2015Member

Account Value [Line Items]

Account Value

9,791

C000021012_ClassMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,993

C000021012_ClassMember_AsOf_2017Member

Account Value [Line Items]

Account Value

12,829

C000021012_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,145

C000021012_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

13,774

C000021012_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

16,291

C000021012_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

19,636

C000021012_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

16,042

C000021012_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

19,383

C000021012_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 22,637

$ 22,637

22,637

22,637

$ 22,637

$ 22,637

C000021012_LG_1_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Russell 2000® Index</span>" id="sjs-G2579">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Russell 2000® Index&lt;/span>

C000021012_1_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

10,000

C000021012_1_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

9,559

C000021012_1_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

11,595

C000021012_1_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

13,294

C000021012_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

11,830

C000021012_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

14,849

C000021012_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

17,813

C000021012_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

20,453

C000021012_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

16,273

C000021012_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

19,028

C000021012_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

21,223

21,223

21,223

21,223

21,223

$ 21,223

C000021012_LG_2_AdditionalIndexMember_11YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Russell 3000® Index</span>" id="sjs-G2615">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Russell 3000® Index&lt;/span>

C000021012_2_AdditionalIndexMember_AsOf_2014Member

Account Value [Line Items]

Account Value

$ 10,000

C000021012_2_AdditionalIndexMember_AsOf_2015Member

Account Value [Line Items]

Account Value

$ 10,048

C000021012_2_AdditionalIndexMember_AsOf_2016Member

Account Value [Line Items]

Account Value

$ 11,327

C000021012_2_AdditionalIndexMember_AsOf_2017Member

Account Value [Line Items]

Account Value

$ 13,721

C000021012_2_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

13,002

C000021012_2_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

17,035

C000021012_2_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

20,593

C000021012_2_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

25,877

C000021012_2_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

20,907

C000021012_2_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

26,334

C000021012_2_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 32,604

$ 32,604

32,604

$ 32,604

$ 32,604

$ 32,604

C000021012_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

16.79%

C000021012_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

10.45%

C000021012_NoLoadClassMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

8.51%

C000021012_0_AdditionalIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

11.54%

C000021012_0_AdditionalIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

7.40%

C000021012_0_AdditionalIndexMember_10YRMember

Account Value [Line Items]

Average Annual Return, Percent

7.82%

C000199919_LG_ClassMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Initial Class</span>" id="sjs-E2669">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Initial Class&lt;/span>

C000199919_ClassMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199919_ClassMember_AsOf_2019Member

Account Value [Line Items]

Account Value

8,553

C000199919_ClassMember_AsOf_2020Member

Account Value [Line Items]

Account Value

10,395

C000199919_ClassMember_AsOf_2021Member

Account Value [Line Items]

Account Value

11,507

C000199919_ClassMember_AsOf_2022Member

Account Value [Line Items]

Account Value

12,395

C000199919_ClassMember_AsOf_2023Member

Account Value [Line Items]

Account Value

10,410

C000199919_ClassMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 12,091

$ 12,091

12,091

$ 12,091

$ 12,091

12,091

C000199919_LG_1_AdditionalIndexMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

Fidelity Global ex U.S. Index℠</span>" id="sjs-E2693">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">Fidelity Global ex U.S. Index℠&lt;/span>

C000199919_1_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

10,000

C000199919_1_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

8,593

C000199919_1_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

10,490

C000199919_1_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

11,666

C000199919_1_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

12,637

C000199919_1_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

10,616

C000199919_1_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

12,386

12,386

12,386

$ 12,386

12,386

12,386

C000199919_LG_2_AdditionalIndexMember_7YRMember

Account Value [Line Items]

Line Graph and Table Measure Name

MSCI ACWI (All Country World Index) ex USA Index</span>" id="sjs-E2717">&lt;span style="font-family:'Fidelity Sans';font-size:9px;color:#000000;font-style:normal;font-weight:normal;">MSCI ACWI (All Country World Index) ex USA Index&lt;/span>

C000199919_2_AdditionalIndexMember_AsOf_2018Member

Account Value [Line Items]

Account Value

$ 10,000

C000199919_2_AdditionalIndexMember_AsOf_2019Member

Account Value [Line Items]

Account Value

$ 8,549

C000199919_2_AdditionalIndexMember_AsOf_2020Member

Account Value [Line Items]

Account Value

$ 10,407

C000199919_2_AdditionalIndexMember_AsOf_2021Member

Account Value [Line Items]

Account Value

$ 11,533

C000199919_2_AdditionalIndexMember_AsOf_2022Member

Account Value [Line Items]

Account Value

$ 12,454

C000199919_2_AdditionalIndexMember_AsOf_2023Member

Account Value [Line Items]

Account Value

$ 10,478

C000199919_2_AdditionalIndexMember_AsOf_2024Member

Account Value [Line Items]

Account Value

$ 12,135

$ 12,135

$ 12,135

$ 12,135

$ 12,135

$ 12,135

C000199919_NoLoadClassMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.11%

C000199919_NoLoadClassMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.10%

C000199919_NoLoadClassMember_2024-01-01_2024-12-31Member

Account Value [Line Items]

Average Annual Return, Percent

3.64%

C000199919_0_AdditionalIndexMember_1YRMember

Account Value [Line Items]

Average Annual Return, Percent

5.70%

C000199919_0_AdditionalIndexMember_5YRMember

Account Value [Line Items]

Average Annual Return, Percent

4.53%

C000199919_0_AdditionalIndexMember_LOCMember

Account Value [Line Items]

Average Annual Return, Percent

4.10%

Shareholder Report, Holdings (D

Shareholder Report, Holdings (Details)	Dec. 31, 2024
VIP Extended Market Index Portfolio - Initial Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	0.50%
VIP Extended Market Index Portfolio - Initial Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	0.50%
VIP Extended Market Index Portfolio - Initial Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	0.50%
VIP Extended Market Index Portfolio - Initial Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Initial Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Initial Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Initial Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Initial Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Initial Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Initial Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Initial Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	17.80%
VIP Extended Market Index Portfolio - Initial Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	11.60%
VIP Extended Market Index Portfolio - Initial Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	11.30%
VIP Extended Market Index Portfolio - Initial Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	6.30%
VIP Extended Market Index Portfolio - Initial Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	19.30%
VIP Extended Market Index Portfolio - Initial Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	4.80%
VIP Extended Market Index Portfolio - Initial Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	12.20%
VIP Extended Market Index Portfolio - Initial Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.70%
VIP Extended Market Index Portfolio - Initial Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.20%
VIP Extended Market Index Portfolio - Initial Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	4.60%
VIP Extended Market Index Portfolio - Initial Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP Extended Market Index Portfolio - Initial Class | United States
Holdings [Line Items]
Percent of Net Asset Value	98.40%
VIP Extended Market Index Portfolio - Initial Class | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Initial Class | Puerto Rico
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Extended Market Index Portfolio - Initial Class | Bermuda
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Extended Market Index Portfolio - Initial Class | Sweden
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Initial Class | Thailand
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Initial Class | Switzerland
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Initial Class | Argentina
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Initial Class | Belgium
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Initial Class | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Initial Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	97.20%
VIP Extended Market Index Portfolio - Initial Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	2.80%
VIP Disciplined Small Cap Portfolio - Initial Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Disciplined Small Cap Portfolio - Initial Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Disciplined Small Cap Portfolio - Initial Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Disciplined Small Cap Portfolio - Initial Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Initial Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Initial Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Initial Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP Disciplined Small Cap Portfolio - Initial Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP Disciplined Small Cap Portfolio - Initial Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Disciplined Small Cap Portfolio - Initial Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Disciplined Small Cap Portfolio - Initial Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	18.40%
VIP Disciplined Small Cap Portfolio - Initial Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	15.30%
VIP Disciplined Small Cap Portfolio - Initial Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	15.70%
VIP Disciplined Small Cap Portfolio - Initial Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	4.30%
VIP Disciplined Small Cap Portfolio - Initial Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	16.90%
VIP Disciplined Small Cap Portfolio - Initial Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	4.90%
VIP Disciplined Small Cap Portfolio - Initial Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	10.20%
VIP Disciplined Small Cap Portfolio - Initial Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.30%
VIP Disciplined Small Cap Portfolio - Initial Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Disciplined Small Cap Portfolio - Initial Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	5.10%
VIP Disciplined Small Cap Portfolio - Initial Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Initial Class | United States
Holdings [Line Items]
Percent of Net Asset Value	98.20%
VIP Disciplined Small Cap Portfolio - Initial Class | Puerto Rico
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Disciplined Small Cap Portfolio - Initial Class | Bermuda
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Disciplined Small Cap Portfolio - Initial Class | Thailand
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Disciplined Small Cap Portfolio - Initial Class | Switzerland
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Disciplined Small Cap Portfolio - Initial Class | Canada
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Disciplined Small Cap Portfolio - Initial Class | Ireland
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Disciplined Small Cap Portfolio - Initial Class | Monaco
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Disciplined Small Cap Portfolio - Initial Class | Norway
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Disciplined Small Cap Portfolio - Initial Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	98%
VIP Disciplined Small Cap Portfolio - Initial Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	2%
VIP Contrafund Portfolio - Service Class 2 | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	9%
VIP Contrafund Portfolio - Service Class 2 | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	8.60%
VIP Contrafund Portfolio - Service Class 2 | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP Contrafund Portfolio - Service Class 2 | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP Contrafund Portfolio - Service Class 2 | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP Contrafund Portfolio - Service Class 2 | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	4.30%
VIP Contrafund Portfolio - Service Class 2 | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	3.70%
VIP Contrafund Portfolio - Service Class 2 | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	2.70%
VIP Contrafund Portfolio - Service Class 2 | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Contrafund Portfolio - Service Class 2 | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.30%
VIP Contrafund Portfolio - Service Class 2 | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	15.50%
VIP Contrafund Portfolio - Service Class 2 | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	26.60%
VIP Contrafund Portfolio - Service Class 2 | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	11.10%
VIP Contrafund Portfolio - Service Class 2 | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Service Class 2 | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	10.10%
VIP Contrafund Portfolio - Service Class 2 | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Contrafund Portfolio - Service Class 2 | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11%
VIP Contrafund Portfolio - Service Class 2 | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Contrafund Portfolio - Service Class 2 | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	18.60%
VIP Contrafund Portfolio - Service Class 2 | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	1.50%
VIP Contrafund Portfolio - Service Class 2 | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Contrafund Portfolio - Service Class 2 | United States
Holdings [Line Items]
Percent of Net Asset Value	94.90%
VIP Contrafund Portfolio - Service Class 2 | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Contrafund Portfolio - Service Class 2 | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Contrafund Portfolio - Service Class 2 | Canada
Holdings [Line Items]
Percent of Net Asset Value	1.50%
VIP Contrafund Portfolio - Service Class 2 | Taiwan
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Contrafund Portfolio - Service Class 2 | Netherlands
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Contrafund Portfolio - Service Class 2 | China
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Contrafund Portfolio - Service Class 2 | Israel
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Service Class 2 | Korea, Republic of
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Service Class 2 | Brazil
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Service Class 2 | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	97.40%
VIP Contrafund Portfolio - Service Class 2 | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	1.60%
VIP Contrafund Portfolio - Service Class 2 | AAPreferredStocksMember
Holdings [Line Items]
Percent of Net Asset Value	1%
VIP Contrafund Portfolio - Service Class 2 | AAPreferredSecuritiesMember
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Emerging Markets Portfolio - Investor Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	9.30%
VIP Emerging Markets Portfolio - Investor Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	8.60%
VIP Emerging Markets Portfolio - Investor Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	5.20%
VIP Emerging Markets Portfolio - Investor Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	3.50%
VIP Emerging Markets Portfolio - Investor Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	3.20%
VIP Emerging Markets Portfolio - Investor Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Emerging Markets Portfolio - Investor Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Emerging Markets Portfolio - Investor Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	2.60%
VIP Emerging Markets Portfolio - Investor Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP Emerging Markets Portfolio - Investor Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP Emerging Markets Portfolio - Investor Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	23.70%
VIP Emerging Markets Portfolio - Investor Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	18.50%
VIP Emerging Markets Portfolio - Investor Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP Emerging Markets Portfolio - Investor Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	9.80%
VIP Emerging Markets Portfolio - Investor Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	6.50%
VIP Emerging Markets Portfolio - Investor Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	13.50%
VIP Emerging Markets Portfolio - Investor Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	7.10%
VIP Emerging Markets Portfolio - Investor Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11.60%
VIP Emerging Markets Portfolio - Investor Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	3.50%
VIP Emerging Markets Portfolio - Investor Class | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	12.10%
VIP Emerging Markets Portfolio - Investor Class | Taiwan
Holdings [Line Items]
Percent of Net Asset Value	13.70%
VIP Emerging Markets Portfolio - Investor Class | China
Holdings [Line Items]
Percent of Net Asset Value	32.70%
VIP Emerging Markets Portfolio - Investor Class | Korea, Republic of
Holdings [Line Items]
Percent of Net Asset Value	9.80%
VIP Emerging Markets Portfolio - Investor Class | Brazil
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP Emerging Markets Portfolio - Investor Class | India
Holdings [Line Items]
Percent of Net Asset Value	10.10%
VIP Emerging Markets Portfolio - Investor Class | Mexico
Holdings [Line Items]
Percent of Net Asset Value	5.70%
VIP Emerging Markets Portfolio - Investor Class | South Africa
Holdings [Line Items]
Percent of Net Asset Value	4.60%
VIP Emerging Markets Portfolio - Investor Class | Greece
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Emerging Markets Portfolio - Investor Class | Hungary
Holdings [Line Items]
Percent of Net Asset Value	2.80%
VIP Emerging Markets Portfolio - Investor Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	98.90%
VIP Emerging Markets Portfolio - Investor Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	1.10%
VIP International Capital Appreciation Portfolio - Service Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	4.60%
VIP International Capital Appreciation Portfolio - Service Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	2.70%
VIP International Capital Appreciation Portfolio - Service Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	2.60%
VIP International Capital Appreciation Portfolio - Service Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP International Capital Appreciation Portfolio - Service Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP International Capital Appreciation Portfolio - Service Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP International Capital Appreciation Portfolio - Service Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP International Capital Appreciation Portfolio - Service Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	1.90%
VIP International Capital Appreciation Portfolio - Service Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP International Capital Appreciation Portfolio - Service Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP International Capital Appreciation Portfolio - Service Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	24.80%
VIP International Capital Appreciation Portfolio - Service Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	16.10%
VIP International Capital Appreciation Portfolio - Service Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP International Capital Appreciation Portfolio - Service Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	29.40%
VIP International Capital Appreciation Portfolio - Service Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	7.20%
VIP International Capital Appreciation Portfolio - Service Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	13.10%
VIP International Capital Appreciation Portfolio - Service Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	4.20%
VIP International Capital Appreciation Portfolio - Service Class | United States
Holdings [Line Items]
Percent of Net Asset Value	21.10%
VIP International Capital Appreciation Portfolio - Service Class | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	10.30%
VIP International Capital Appreciation Portfolio - Service Class | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	19.80%
VIP International Capital Appreciation Portfolio - Service Class | Canada
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP International Capital Appreciation Portfolio - Service Class | Netherlands
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP International Capital Appreciation Portfolio - Service Class | China
Holdings [Line Items]
Percent of Net Asset Value	7.10%
VIP International Capital Appreciation Portfolio - Service Class | India
Holdings [Line Items]
Percent of Net Asset Value	7.70%
VIP International Capital Appreciation Portfolio - Service Class | France
Holdings [Line Items]
Percent of Net Asset Value	9.60%
VIP International Capital Appreciation Portfolio - Service Class | Japan
Holdings [Line Items]
Percent of Net Asset Value	8.50%
VIP International Capital Appreciation Portfolio - Service Class | Germany
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP International Capital Appreciation Portfolio - Service Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	99.50%
VIP International Capital Appreciation Portfolio - Service Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	0.50%
VIP Disciplined Small Cap Portfolio - Service Class 2 | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Disciplined Small Cap Portfolio - Service Class 2 | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Disciplined Small Cap Portfolio - Service Class 2 | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Disciplined Small Cap Portfolio - Service Class 2 | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Service Class 2 | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Service Class 2 | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Service Class 2 | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP Disciplined Small Cap Portfolio - Service Class 2 | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP Disciplined Small Cap Portfolio - Service Class 2 | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Disciplined Small Cap Portfolio - Service Class 2 | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Disciplined Small Cap Portfolio - Service Class 2 | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	18.40%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	15.30%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	15.70%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	4.30%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	16.90%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	4.90%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	10.20%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.30%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	5.10%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Service Class 2 | United States
Holdings [Line Items]
Percent of Net Asset Value	98.20%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Puerto Rico
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Bermuda
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Thailand
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Switzerland
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Canada
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Ireland
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Monaco
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Disciplined Small Cap Portfolio - Service Class 2 | Norway
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Disciplined Small Cap Portfolio - Service Class 2 | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	98%
VIP Disciplined Small Cap Portfolio - Service Class 2 | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	2%
VIP Emerging Markets Portfolio - Initial Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	9.30%
VIP Emerging Markets Portfolio - Initial Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	8.60%
VIP Emerging Markets Portfolio - Initial Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	5.20%
VIP Emerging Markets Portfolio - Initial Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	3.50%
VIP Emerging Markets Portfolio - Initial Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	3.20%
VIP Emerging Markets Portfolio - Initial Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Emerging Markets Portfolio - Initial Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Emerging Markets Portfolio - Initial Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	2.60%
VIP Emerging Markets Portfolio - Initial Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP Emerging Markets Portfolio - Initial Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP Emerging Markets Portfolio - Initial Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	23.70%
VIP Emerging Markets Portfolio - Initial Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	18.50%
VIP Emerging Markets Portfolio - Initial Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP Emerging Markets Portfolio - Initial Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	9.80%
VIP Emerging Markets Portfolio - Initial Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	6.50%
VIP Emerging Markets Portfolio - Initial Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	13.50%
VIP Emerging Markets Portfolio - Initial Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	7.10%
VIP Emerging Markets Portfolio - Initial Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11.60%
VIP Emerging Markets Portfolio - Initial Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	3.50%
VIP Emerging Markets Portfolio - Initial Class | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	12.10%
VIP Emerging Markets Portfolio - Initial Class | Taiwan
Holdings [Line Items]
Percent of Net Asset Value	13.70%
VIP Emerging Markets Portfolio - Initial Class | China
Holdings [Line Items]
Percent of Net Asset Value	32.70%
VIP Emerging Markets Portfolio - Initial Class | Korea, Republic of
Holdings [Line Items]
Percent of Net Asset Value	9.80%
VIP Emerging Markets Portfolio - Initial Class | Brazil
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP Emerging Markets Portfolio - Initial Class | India
Holdings [Line Items]
Percent of Net Asset Value	10.10%
VIP Emerging Markets Portfolio - Initial Class | Mexico
Holdings [Line Items]
Percent of Net Asset Value	5.70%
VIP Emerging Markets Portfolio - Initial Class | South Africa
Holdings [Line Items]
Percent of Net Asset Value	4.60%
VIP Emerging Markets Portfolio - Initial Class | Greece
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Emerging Markets Portfolio - Initial Class | Hungary
Holdings [Line Items]
Percent of Net Asset Value	2.80%
VIP Emerging Markets Portfolio - Initial Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	98.90%
VIP Emerging Markets Portfolio - Initial Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	1.10%
VIP Index 500 Portfolio - Initial Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	7.60%
VIP Index 500 Portfolio - Initial Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	6.60%
VIP Index 500 Portfolio - Initial Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	6.40%
VIP Index 500 Portfolio - Initial Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	4.10%
VIP Index 500 Portfolio - Initial Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	2.60%
VIP Index 500 Portfolio - Initial Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	2.30%
VIP Index 500 Portfolio - Initial Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	2.20%
VIP Index 500 Portfolio - Initial Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	2.20%
VIP Index 500 Portfolio - Initial Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP Index 500 Portfolio - Initial Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.70%
VIP Index 500 Portfolio - Initial Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	13.60%
VIP Index 500 Portfolio - Initial Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	32.40%
VIP Index 500 Portfolio - Initial Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	10.10%
VIP Index 500 Portfolio - Initial Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Index 500 Portfolio - Initial Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	8.10%
VIP Index 500 Portfolio - Initial Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	1.90%
VIP Index 500 Portfolio - Initial Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11.20%
VIP Index 500 Portfolio - Initial Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	5.50%
VIP Index 500 Portfolio - Initial Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	9.30%
VIP Index 500 Portfolio - Initial Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	3.20%
VIP Index 500 Portfolio - Initial Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.30%
VIP Index 500 Portfolio - Initial Class | United States
Holdings [Line Items]
Percent of Net Asset Value	99.40%
VIP Index 500 Portfolio - Initial Class | Switzerland
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Index 500 Portfolio - Initial Class | Ireland
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Index 500 Portfolio - Initial Class | China
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Index 500 Portfolio - Initial Class | BailiwickOfJerseyMember
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Index 500 Portfolio - Initial Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	99.70%
VIP Index 500 Portfolio - Initial Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Index 500 Portfolio - Service Class 2 | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	7.60%
VIP Index 500 Portfolio - Service Class 2 | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	6.60%
VIP Index 500 Portfolio - Service Class 2 | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	6.40%
VIP Index 500 Portfolio - Service Class 2 | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	4.10%
VIP Index 500 Portfolio - Service Class 2 | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	2.60%
VIP Index 500 Portfolio - Service Class 2 | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	2.30%
VIP Index 500 Portfolio - Service Class 2 | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	2.20%
VIP Index 500 Portfolio - Service Class 2 | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	2.20%
VIP Index 500 Portfolio - Service Class 2 | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP Index 500 Portfolio - Service Class 2 | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.70%
VIP Index 500 Portfolio - Service Class 2 | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	13.60%
VIP Index 500 Portfolio - Service Class 2 | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	32.40%
VIP Index 500 Portfolio - Service Class 2 | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	10.10%
VIP Index 500 Portfolio - Service Class 2 | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Index 500 Portfolio - Service Class 2 | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	8.10%
VIP Index 500 Portfolio - Service Class 2 | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	1.90%
VIP Index 500 Portfolio - Service Class 2 | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11.20%
VIP Index 500 Portfolio - Service Class 2 | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	5.50%
VIP Index 500 Portfolio - Service Class 2 | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	9.30%
VIP Index 500 Portfolio - Service Class 2 | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	3.20%
VIP Index 500 Portfolio - Service Class 2 | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.30%
VIP Index 500 Portfolio - Service Class 2 | United States
Holdings [Line Items]
Percent of Net Asset Value	99.40%
VIP Index 500 Portfolio - Service Class 2 | Switzerland
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Index 500 Portfolio - Service Class 2 | Ireland
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Index 500 Portfolio - Service Class 2 | China
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Index 500 Portfolio - Service Class 2 | BailiwickOfJerseyMember
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Index 500 Portfolio - Service Class 2 | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	99.70%
VIP Index 500 Portfolio - Service Class 2 | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP International Index Portfolio - Service Class 2 | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	3%
VIP International Index Portfolio - Service Class 2 | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	1.20%
VIP International Index Portfolio - Service Class 2 | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	1.10%
VIP International Index Portfolio - Service Class 2 | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	1%
VIP International Index Portfolio - Service Class 2 | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	1%
VIP International Index Portfolio - Service Class 2 | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP International Index Portfolio - Service Class 2 | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP International Index Portfolio - Service Class 2 | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP International Index Portfolio - Service Class 2 | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP International Index Portfolio - Service Class 2 | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP International Index Portfolio - Service Class 2 | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	24.20%
VIP International Index Portfolio - Service Class 2 | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	13.50%
VIP International Index Portfolio - Service Class 2 | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	7.80%
VIP International Index Portfolio - Service Class 2 | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP International Index Portfolio - Service Class 2 | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	14.20%
VIP International Index Portfolio - Service Class 2 | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	5.90%
VIP International Index Portfolio - Service Class 2 | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	10.80%
VIP International Index Portfolio - Service Class 2 | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	6.70%
VIP International Index Portfolio - Service Class 2 | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP International Index Portfolio - Service Class 2 | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	4.40%
VIP International Index Portfolio - Service Class 2 | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.80%
VIP International Index Portfolio - Service Class 2 | United States
Holdings [Line Items]
Percent of Net Asset Value	8.90%
VIP International Index Portfolio - Service Class 2 | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	7.10%
VIP International Index Portfolio - Service Class 2 | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	31.60%
VIP International Index Portfolio - Service Class 2 | Canada
Holdings [Line Items]
Percent of Net Asset Value	7.70%
VIP International Index Portfolio - Service Class 2 | Taiwan
Holdings [Line Items]
Percent of Net Asset Value	6%
VIP International Index Portfolio - Service Class 2 | China
Holdings [Line Items]
Percent of Net Asset Value	6.70%
VIP International Index Portfolio - Service Class 2 | France
Holdings [Line Items]
Percent of Net Asset Value	5.20%
VIP International Index Portfolio - Service Class 2 | Japan
Holdings [Line Items]
Percent of Net Asset Value	16.80%
VIP International Index Portfolio - Service Class 2 | Germany
Holdings [Line Items]
Percent of Net Asset Value	5.30%
VIP International Index Portfolio - Service Class 2 | Australia
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP International Index Portfolio - Service Class 2 | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	97.20%
VIP International Index Portfolio - Service Class 2 | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP International Index Portfolio - Service Class 2 | AAPreferredStocksMember
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Contrafund Portfolio - Investor Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	9%
VIP Contrafund Portfolio - Investor Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	8.60%
VIP Contrafund Portfolio - Investor Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP Contrafund Portfolio - Investor Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP Contrafund Portfolio - Investor Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP Contrafund Portfolio - Investor Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	4.30%
VIP Contrafund Portfolio - Investor Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	3.70%
VIP Contrafund Portfolio - Investor Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	2.70%
VIP Contrafund Portfolio - Investor Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Contrafund Portfolio - Investor Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.30%
VIP Contrafund Portfolio - Investor Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	15.50%
VIP Contrafund Portfolio - Investor Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	26.60%
VIP Contrafund Portfolio - Investor Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	11.10%
VIP Contrafund Portfolio - Investor Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Investor Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	10.10%
VIP Contrafund Portfolio - Investor Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Contrafund Portfolio - Investor Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11%
VIP Contrafund Portfolio - Investor Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Contrafund Portfolio - Investor Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	18.60%
VIP Contrafund Portfolio - Investor Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	1.50%
VIP Contrafund Portfolio - Investor Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Contrafund Portfolio - Investor Class | United States
Holdings [Line Items]
Percent of Net Asset Value	94.90%
VIP Contrafund Portfolio - Investor Class | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Contrafund Portfolio - Investor Class | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Contrafund Portfolio - Investor Class | Canada
Holdings [Line Items]
Percent of Net Asset Value	1.50%
VIP Contrafund Portfolio - Investor Class | Taiwan
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Contrafund Portfolio - Investor Class | Netherlands
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Contrafund Portfolio - Investor Class | China
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Contrafund Portfolio - Investor Class | Israel
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Investor Class | Korea, Republic of
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Investor Class | Brazil
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Investor Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	97.40%
VIP Contrafund Portfolio - Investor Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	1.60%
VIP Contrafund Portfolio - Investor Class | AAPreferredStocksMember
Holdings [Line Items]
Percent of Net Asset Value	1%
VIP Contrafund Portfolio - Investor Class | AAPreferredSecuritiesMember
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Extended Market Index Portfolio - Service Class 2 | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	0.50%
VIP Extended Market Index Portfolio - Service Class 2 | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	0.50%
VIP Extended Market Index Portfolio - Service Class 2 | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	0.50%
VIP Extended Market Index Portfolio - Service Class 2 | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class 2 | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class 2 | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class 2 | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class 2 | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class 2 | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class 2 | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class 2 | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	17.80%
VIP Extended Market Index Portfolio - Service Class 2 | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	11.60%
VIP Extended Market Index Portfolio - Service Class 2 | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	11.30%
VIP Extended Market Index Portfolio - Service Class 2 | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	6.30%
VIP Extended Market Index Portfolio - Service Class 2 | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	19.30%
VIP Extended Market Index Portfolio - Service Class 2 | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	4.80%
VIP Extended Market Index Portfolio - Service Class 2 | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	12.20%
VIP Extended Market Index Portfolio - Service Class 2 | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.70%
VIP Extended Market Index Portfolio - Service Class 2 | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.20%
VIP Extended Market Index Portfolio - Service Class 2 | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	4.60%
VIP Extended Market Index Portfolio - Service Class 2 | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP Extended Market Index Portfolio - Service Class 2 | United States
Holdings [Line Items]
Percent of Net Asset Value	98.40%
VIP Extended Market Index Portfolio - Service Class 2 | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class 2 | Puerto Rico
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Extended Market Index Portfolio - Service Class 2 | Bermuda
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Extended Market Index Portfolio - Service Class 2 | Sweden
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Service Class 2 | Thailand
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Service Class 2 | Switzerland
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Service Class 2 | Argentina
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Service Class 2 | Belgium
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Service Class 2 | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Service Class 2 | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	97.20%
VIP Extended Market Index Portfolio - Service Class 2 | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	2.80%
VIP Index 500 Portfolio - Service Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	7.60%
VIP Index 500 Portfolio - Service Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	6.60%
VIP Index 500 Portfolio - Service Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	6.40%
VIP Index 500 Portfolio - Service Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	4.10%
VIP Index 500 Portfolio - Service Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	2.60%
VIP Index 500 Portfolio - Service Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	2.30%
VIP Index 500 Portfolio - Service Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	2.20%
VIP Index 500 Portfolio - Service Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	2.20%
VIP Index 500 Portfolio - Service Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP Index 500 Portfolio - Service Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.70%
VIP Index 500 Portfolio - Service Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	13.60%
VIP Index 500 Portfolio - Service Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	32.40%
VIP Index 500 Portfolio - Service Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	10.10%
VIP Index 500 Portfolio - Service Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Index 500 Portfolio - Service Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	8.10%
VIP Index 500 Portfolio - Service Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	1.90%
VIP Index 500 Portfolio - Service Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11.20%
VIP Index 500 Portfolio - Service Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	5.50%
VIP Index 500 Portfolio - Service Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	9.30%
VIP Index 500 Portfolio - Service Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	3.20%
VIP Index 500 Portfolio - Service Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.30%
VIP Index 500 Portfolio - Service Class | United States
Holdings [Line Items]
Percent of Net Asset Value	99.40%
VIP Index 500 Portfolio - Service Class | Switzerland
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Index 500 Portfolio - Service Class | Ireland
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Index 500 Portfolio - Service Class | China
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Index 500 Portfolio - Service Class | BailiwickOfJerseyMember
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Index 500 Portfolio - Service Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	99.70%
VIP Index 500 Portfolio - Service Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Total Market Index Portfolio - Service Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	6.60%
VIP Total Market Index Portfolio - Service Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP Total Market Index Portfolio - Service Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	5.50%
VIP Total Market Index Portfolio - Service Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	3.50%
VIP Total Market Index Portfolio - Service Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	2.20%
VIP Total Market Index Portfolio - Service Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	2%
VIP Total Market Index Portfolio - Service Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	2%
VIP Total Market Index Portfolio - Service Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	1.90%
VIP Total Market Index Portfolio - Service Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	1.60%
VIP Total Market Index Portfolio - Service Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.50%
VIP Total Market Index Portfolio - Service Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	13.80%
VIP Total Market Index Portfolio - Service Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	30.20%
VIP Total Market Index Portfolio - Service Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	10%
VIP Total Market Index Portfolio - Service Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP Total Market Index Portfolio - Service Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	9.10%
VIP Total Market Index Portfolio - Service Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Total Market Index Portfolio - Service Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11%
VIP Total Market Index Portfolio - Service Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	5.10%
VIP Total Market Index Portfolio - Service Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	8.60%
VIP Total Market Index Portfolio - Service Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	3.20%
VIP Total Market Index Portfolio - Service Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.20%
VIP Total Market Index Portfolio - Service Class | United States
Holdings [Line Items]
Percent of Net Asset Value	99.40%
VIP Total Market Index Portfolio - Service Class | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Service Class | Puerto Rico
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Service Class | Bermuda
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Service Class | Switzerland
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Total Market Index Portfolio - Service Class | Canada
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Service Class | Ireland
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Total Market Index Portfolio - Service Class | China
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Total Market Index Portfolio - Service Class | BailiwickOfJerseyMember
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Service Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	97.70%
VIP Total Market Index Portfolio - Service Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	2.30%
VIP Total Market Index Portfolio - Service Class 2 | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	6.60%
VIP Total Market Index Portfolio - Service Class 2 | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP Total Market Index Portfolio - Service Class 2 | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	5.50%
VIP Total Market Index Portfolio - Service Class 2 | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	3.50%
VIP Total Market Index Portfolio - Service Class 2 | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	2.20%
VIP Total Market Index Portfolio - Service Class 2 | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	2%
VIP Total Market Index Portfolio - Service Class 2 | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	2%
VIP Total Market Index Portfolio - Service Class 2 | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	1.90%
VIP Total Market Index Portfolio - Service Class 2 | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	1.60%
VIP Total Market Index Portfolio - Service Class 2 | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.50%
VIP Total Market Index Portfolio - Service Class 2 | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	13.80%
VIP Total Market Index Portfolio - Service Class 2 | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	30.20%
VIP Total Market Index Portfolio - Service Class 2 | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	10%
VIP Total Market Index Portfolio - Service Class 2 | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP Total Market Index Portfolio - Service Class 2 | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	9.10%
VIP Total Market Index Portfolio - Service Class 2 | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Total Market Index Portfolio - Service Class 2 | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11%
VIP Total Market Index Portfolio - Service Class 2 | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	5.10%
VIP Total Market Index Portfolio - Service Class 2 | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	8.60%
VIP Total Market Index Portfolio - Service Class 2 | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	3.20%
VIP Total Market Index Portfolio - Service Class 2 | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.20%
VIP Total Market Index Portfolio - Service Class 2 | United States
Holdings [Line Items]
Percent of Net Asset Value	99.40%
VIP Total Market Index Portfolio - Service Class 2 | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Service Class 2 | Puerto Rico
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Service Class 2 | Bermuda
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Service Class 2 | Switzerland
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Total Market Index Portfolio - Service Class 2 | Canada
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Service Class 2 | Ireland
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Total Market Index Portfolio - Service Class 2 | China
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Total Market Index Portfolio - Service Class 2 | BailiwickOfJerseyMember
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Service Class 2 | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	97.70%
VIP Total Market Index Portfolio - Service Class 2 | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	2.30%
VIP Emerging Markets Portfolio - Service Class 2 | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	9.30%
VIP Emerging Markets Portfolio - Service Class 2 | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	8.60%
VIP Emerging Markets Portfolio - Service Class 2 | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	5.20%
VIP Emerging Markets Portfolio - Service Class 2 | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	3.50%
VIP Emerging Markets Portfolio - Service Class 2 | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	3.20%
VIP Emerging Markets Portfolio - Service Class 2 | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Emerging Markets Portfolio - Service Class 2 | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Emerging Markets Portfolio - Service Class 2 | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	2.60%
VIP Emerging Markets Portfolio - Service Class 2 | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP Emerging Markets Portfolio - Service Class 2 | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP Emerging Markets Portfolio - Service Class 2 | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	23.70%
VIP Emerging Markets Portfolio - Service Class 2 | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	18.50%
VIP Emerging Markets Portfolio - Service Class 2 | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP Emerging Markets Portfolio - Service Class 2 | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	9.80%
VIP Emerging Markets Portfolio - Service Class 2 | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	6.50%
VIP Emerging Markets Portfolio - Service Class 2 | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	13.50%
VIP Emerging Markets Portfolio - Service Class 2 | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	7.10%
VIP Emerging Markets Portfolio - Service Class 2 | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11.60%
VIP Emerging Markets Portfolio - Service Class 2 | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	3.50%
VIP Emerging Markets Portfolio - Service Class 2 | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	12.10%
VIP Emerging Markets Portfolio - Service Class 2 | Taiwan
Holdings [Line Items]
Percent of Net Asset Value	13.70%
VIP Emerging Markets Portfolio - Service Class 2 | China
Holdings [Line Items]
Percent of Net Asset Value	32.70%
VIP Emerging Markets Portfolio - Service Class 2 | Korea, Republic of
Holdings [Line Items]
Percent of Net Asset Value	9.80%
VIP Emerging Markets Portfolio - Service Class 2 | Brazil
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP Emerging Markets Portfolio - Service Class 2 | India
Holdings [Line Items]
Percent of Net Asset Value	10.10%
VIP Emerging Markets Portfolio - Service Class 2 | Mexico
Holdings [Line Items]
Percent of Net Asset Value	5.70%
VIP Emerging Markets Portfolio - Service Class 2 | South Africa
Holdings [Line Items]
Percent of Net Asset Value	4.60%
VIP Emerging Markets Portfolio - Service Class 2 | Greece
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Emerging Markets Portfolio - Service Class 2 | Hungary
Holdings [Line Items]
Percent of Net Asset Value	2.80%
VIP Emerging Markets Portfolio - Service Class 2 | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	98.90%
VIP Emerging Markets Portfolio - Service Class 2 | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	1.10%
VIP Emerging Markets Portfolio - Service Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	9.30%
VIP Emerging Markets Portfolio - Service Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	8.60%
VIP Emerging Markets Portfolio - Service Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	5.20%
VIP Emerging Markets Portfolio - Service Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	3.50%
VIP Emerging Markets Portfolio - Service Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	3.20%
VIP Emerging Markets Portfolio - Service Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Emerging Markets Portfolio - Service Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Emerging Markets Portfolio - Service Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	2.60%
VIP Emerging Markets Portfolio - Service Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP Emerging Markets Portfolio - Service Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP Emerging Markets Portfolio - Service Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	23.70%
VIP Emerging Markets Portfolio - Service Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	18.50%
VIP Emerging Markets Portfolio - Service Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP Emerging Markets Portfolio - Service Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	9.80%
VIP Emerging Markets Portfolio - Service Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	6.50%
VIP Emerging Markets Portfolio - Service Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	13.50%
VIP Emerging Markets Portfolio - Service Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	7.10%
VIP Emerging Markets Portfolio - Service Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11.60%
VIP Emerging Markets Portfolio - Service Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	3.50%
VIP Emerging Markets Portfolio - Service Class | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	12.10%
VIP Emerging Markets Portfolio - Service Class | Taiwan
Holdings [Line Items]
Percent of Net Asset Value	13.70%
VIP Emerging Markets Portfolio - Service Class | China
Holdings [Line Items]
Percent of Net Asset Value	32.70%
VIP Emerging Markets Portfolio - Service Class | Korea, Republic of
Holdings [Line Items]
Percent of Net Asset Value	9.80%
VIP Emerging Markets Portfolio - Service Class | Brazil
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP Emerging Markets Portfolio - Service Class | India
Holdings [Line Items]
Percent of Net Asset Value	10.10%
VIP Emerging Markets Portfolio - Service Class | Mexico
Holdings [Line Items]
Percent of Net Asset Value	5.70%
VIP Emerging Markets Portfolio - Service Class | South Africa
Holdings [Line Items]
Percent of Net Asset Value	4.60%
VIP Emerging Markets Portfolio - Service Class | Greece
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Emerging Markets Portfolio - Service Class | Hungary
Holdings [Line Items]
Percent of Net Asset Value	2.80%
VIP Emerging Markets Portfolio - Service Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	98.90%
VIP Emerging Markets Portfolio - Service Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	1.10%
VIP International Capital Appreciation Portfolio - Initial Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	4.60%
VIP International Capital Appreciation Portfolio - Initial Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	2.70%
VIP International Capital Appreciation Portfolio - Initial Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	2.60%
VIP International Capital Appreciation Portfolio - Initial Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP International Capital Appreciation Portfolio - Initial Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP International Capital Appreciation Portfolio - Initial Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP International Capital Appreciation Portfolio - Initial Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP International Capital Appreciation Portfolio - Initial Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	1.90%
VIP International Capital Appreciation Portfolio - Initial Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP International Capital Appreciation Portfolio - Initial Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP International Capital Appreciation Portfolio - Initial Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	24.80%
VIP International Capital Appreciation Portfolio - Initial Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	16.10%
VIP International Capital Appreciation Portfolio - Initial Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP International Capital Appreciation Portfolio - Initial Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	29.40%
VIP International Capital Appreciation Portfolio - Initial Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	7.20%
VIP International Capital Appreciation Portfolio - Initial Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	13.10%
VIP International Capital Appreciation Portfolio - Initial Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	4.20%
VIP International Capital Appreciation Portfolio - Initial Class | United States
Holdings [Line Items]
Percent of Net Asset Value	21.10%
VIP International Capital Appreciation Portfolio - Initial Class | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	10.30%
VIP International Capital Appreciation Portfolio - Initial Class | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	19.80%
VIP International Capital Appreciation Portfolio - Initial Class | Canada
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP International Capital Appreciation Portfolio - Initial Class | Netherlands
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP International Capital Appreciation Portfolio - Initial Class | China
Holdings [Line Items]
Percent of Net Asset Value	7.10%
VIP International Capital Appreciation Portfolio - Initial Class | India
Holdings [Line Items]
Percent of Net Asset Value	7.70%
VIP International Capital Appreciation Portfolio - Initial Class | France
Holdings [Line Items]
Percent of Net Asset Value	9.60%
VIP International Capital Appreciation Portfolio - Initial Class | Japan
Holdings [Line Items]
Percent of Net Asset Value	8.50%
VIP International Capital Appreciation Portfolio - Initial Class | Germany
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP International Capital Appreciation Portfolio - Initial Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	99.50%
VIP International Capital Appreciation Portfolio - Initial Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	0.50%
VIP International Capital Appreciation Portfolio - Service Class 2 | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	4.60%
VIP International Capital Appreciation Portfolio - Service Class 2 | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	2.70%
VIP International Capital Appreciation Portfolio - Service Class 2 | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	2.60%
VIP International Capital Appreciation Portfolio - Service Class 2 | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP International Capital Appreciation Portfolio - Service Class 2 | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP International Capital Appreciation Portfolio - Service Class 2 | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP International Capital Appreciation Portfolio - Service Class 2 | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP International Capital Appreciation Portfolio - Service Class 2 | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	1.90%
VIP International Capital Appreciation Portfolio - Service Class 2 | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP International Capital Appreciation Portfolio - Service Class 2 | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP International Capital Appreciation Portfolio - Service Class 2 | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	24.80%
VIP International Capital Appreciation Portfolio - Service Class 2 | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	16.10%
VIP International Capital Appreciation Portfolio - Service Class 2 | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP International Capital Appreciation Portfolio - Service Class 2 | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	29.40%
VIP International Capital Appreciation Portfolio - Service Class 2 | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	7.20%
VIP International Capital Appreciation Portfolio - Service Class 2 | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	13.10%
VIP International Capital Appreciation Portfolio - Service Class 2 | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	4.20%
VIP International Capital Appreciation Portfolio - Service Class 2 | United States
Holdings [Line Items]
Percent of Net Asset Value	21.10%
VIP International Capital Appreciation Portfolio - Service Class 2 | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	10.30%
VIP International Capital Appreciation Portfolio - Service Class 2 | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	19.80%
VIP International Capital Appreciation Portfolio - Service Class 2 | Canada
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP International Capital Appreciation Portfolio - Service Class 2 | Netherlands
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP International Capital Appreciation Portfolio - Service Class 2 | China
Holdings [Line Items]
Percent of Net Asset Value	7.10%
VIP International Capital Appreciation Portfolio - Service Class 2 | India
Holdings [Line Items]
Percent of Net Asset Value	7.70%
VIP International Capital Appreciation Portfolio - Service Class 2 | France
Holdings [Line Items]
Percent of Net Asset Value	9.60%
VIP International Capital Appreciation Portfolio - Service Class 2 | Japan
Holdings [Line Items]
Percent of Net Asset Value	8.50%
VIP International Capital Appreciation Portfolio - Service Class 2 | Germany
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP International Capital Appreciation Portfolio - Service Class 2 | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	99.50%
VIP International Capital Appreciation Portfolio - Service Class 2 | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	0.50%
VIP International Index Portfolio - Service Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	3%
VIP International Index Portfolio - Service Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	1.20%
VIP International Index Portfolio - Service Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	1.10%
VIP International Index Portfolio - Service Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	1%
VIP International Index Portfolio - Service Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	1%
VIP International Index Portfolio - Service Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP International Index Portfolio - Service Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP International Index Portfolio - Service Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP International Index Portfolio - Service Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP International Index Portfolio - Service Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP International Index Portfolio - Service Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	24.20%
VIP International Index Portfolio - Service Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	13.50%
VIP International Index Portfolio - Service Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	7.80%
VIP International Index Portfolio - Service Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP International Index Portfolio - Service Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	14.20%
VIP International Index Portfolio - Service Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	5.90%
VIP International Index Portfolio - Service Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	10.80%
VIP International Index Portfolio - Service Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	6.70%
VIP International Index Portfolio - Service Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP International Index Portfolio - Service Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	4.40%
VIP International Index Portfolio - Service Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.80%
VIP International Index Portfolio - Service Class | United States
Holdings [Line Items]
Percent of Net Asset Value	8.90%
VIP International Index Portfolio - Service Class | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	7.10%
VIP International Index Portfolio - Service Class | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	31.60%
VIP International Index Portfolio - Service Class | Canada
Holdings [Line Items]
Percent of Net Asset Value	7.70%
VIP International Index Portfolio - Service Class | Taiwan
Holdings [Line Items]
Percent of Net Asset Value	6%
VIP International Index Portfolio - Service Class | China
Holdings [Line Items]
Percent of Net Asset Value	6.70%
VIP International Index Portfolio - Service Class | France
Holdings [Line Items]
Percent of Net Asset Value	5.20%
VIP International Index Portfolio - Service Class | Japan
Holdings [Line Items]
Percent of Net Asset Value	16.80%
VIP International Index Portfolio - Service Class | Germany
Holdings [Line Items]
Percent of Net Asset Value	5.30%
VIP International Index Portfolio - Service Class | Australia
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP International Index Portfolio - Service Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	97.20%
VIP International Index Portfolio - Service Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP International Index Portfolio - Service Class | AAPreferredStocksMember
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Total Market Index Portfolio - Initial Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	6.60%
VIP Total Market Index Portfolio - Initial Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP Total Market Index Portfolio - Initial Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	5.50%
VIP Total Market Index Portfolio - Initial Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	3.50%
VIP Total Market Index Portfolio - Initial Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	2.20%
VIP Total Market Index Portfolio - Initial Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	2%
VIP Total Market Index Portfolio - Initial Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	2%
VIP Total Market Index Portfolio - Initial Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	1.90%
VIP Total Market Index Portfolio - Initial Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	1.60%
VIP Total Market Index Portfolio - Initial Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.50%
VIP Total Market Index Portfolio - Initial Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	13.80%
VIP Total Market Index Portfolio - Initial Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	30.20%
VIP Total Market Index Portfolio - Initial Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	10%
VIP Total Market Index Portfolio - Initial Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP Total Market Index Portfolio - Initial Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	9.10%
VIP Total Market Index Portfolio - Initial Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Total Market Index Portfolio - Initial Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11%
VIP Total Market Index Portfolio - Initial Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	5.10%
VIP Total Market Index Portfolio - Initial Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	8.60%
VIP Total Market Index Portfolio - Initial Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	3.20%
VIP Total Market Index Portfolio - Initial Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.20%
VIP Total Market Index Portfolio - Initial Class | United States
Holdings [Line Items]
Percent of Net Asset Value	99.40%
VIP Total Market Index Portfolio - Initial Class | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Initial Class | Puerto Rico
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Initial Class | Bermuda
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Initial Class | Switzerland
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Total Market Index Portfolio - Initial Class | Canada
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Initial Class | Ireland
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Total Market Index Portfolio - Initial Class | China
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Total Market Index Portfolio - Initial Class | BailiwickOfJerseyMember
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Total Market Index Portfolio - Initial Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	97.70%
VIP Total Market Index Portfolio - Initial Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	2.30%
VIP Contrafund Portfolio - Initial Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	9%
VIP Contrafund Portfolio - Initial Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	8.60%
VIP Contrafund Portfolio - Initial Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP Contrafund Portfolio - Initial Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP Contrafund Portfolio - Initial Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP Contrafund Portfolio - Initial Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	4.30%
VIP Contrafund Portfolio - Initial Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	3.70%
VIP Contrafund Portfolio - Initial Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	2.70%
VIP Contrafund Portfolio - Initial Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Contrafund Portfolio - Initial Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.30%
VIP Contrafund Portfolio - Initial Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	15.50%
VIP Contrafund Portfolio - Initial Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	26.60%
VIP Contrafund Portfolio - Initial Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	11.10%
VIP Contrafund Portfolio - Initial Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Initial Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	10.10%
VIP Contrafund Portfolio - Initial Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Contrafund Portfolio - Initial Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11%
VIP Contrafund Portfolio - Initial Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Contrafund Portfolio - Initial Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	18.60%
VIP Contrafund Portfolio - Initial Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	1.50%
VIP Contrafund Portfolio - Initial Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Contrafund Portfolio - Initial Class | United States
Holdings [Line Items]
Percent of Net Asset Value	94.90%
VIP Contrafund Portfolio - Initial Class | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Contrafund Portfolio - Initial Class | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Contrafund Portfolio - Initial Class | Canada
Holdings [Line Items]
Percent of Net Asset Value	1.50%
VIP Contrafund Portfolio - Initial Class | Taiwan
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Contrafund Portfolio - Initial Class | Netherlands
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Contrafund Portfolio - Initial Class | China
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Contrafund Portfolio - Initial Class | Israel
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Initial Class | Korea, Republic of
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Initial Class | Brazil
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Initial Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	97.40%
VIP Contrafund Portfolio - Initial Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	1.60%
VIP Contrafund Portfolio - Initial Class | AAPreferredStocksMember
Holdings [Line Items]
Percent of Net Asset Value	1%
VIP Contrafund Portfolio - Initial Class | AAPreferredSecuritiesMember
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Extended Market Index Portfolio - Service Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	0.50%
VIP Extended Market Index Portfolio - Service Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	0.50%
VIP Extended Market Index Portfolio - Service Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	0.50%
VIP Extended Market Index Portfolio - Service Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	17.80%
VIP Extended Market Index Portfolio - Service Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	11.60%
VIP Extended Market Index Portfolio - Service Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	11.30%
VIP Extended Market Index Portfolio - Service Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	6.30%
VIP Extended Market Index Portfolio - Service Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	19.30%
VIP Extended Market Index Portfolio - Service Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	4.80%
VIP Extended Market Index Portfolio - Service Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	12.20%
VIP Extended Market Index Portfolio - Service Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.70%
VIP Extended Market Index Portfolio - Service Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.20%
VIP Extended Market Index Portfolio - Service Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	4.60%
VIP Extended Market Index Portfolio - Service Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP Extended Market Index Portfolio - Service Class | United States
Holdings [Line Items]
Percent of Net Asset Value	98.40%
VIP Extended Market Index Portfolio - Service Class | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Extended Market Index Portfolio - Service Class | Puerto Rico
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Extended Market Index Portfolio - Service Class | Bermuda
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Extended Market Index Portfolio - Service Class | Sweden
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Service Class | Thailand
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Service Class | Switzerland
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Service Class | Argentina
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Service Class | Belgium
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Service Class | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Extended Market Index Portfolio - Service Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	97.20%
VIP Extended Market Index Portfolio - Service Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	2.80%
VIP International Capital Appreciation Portfolio - Investor Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	4.60%
VIP International Capital Appreciation Portfolio - Investor Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	2.70%
VIP International Capital Appreciation Portfolio - Investor Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	2.60%
VIP International Capital Appreciation Portfolio - Investor Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP International Capital Appreciation Portfolio - Investor Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP International Capital Appreciation Portfolio - Investor Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	2.40%
VIP International Capital Appreciation Portfolio - Investor Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP International Capital Appreciation Portfolio - Investor Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	1.90%
VIP International Capital Appreciation Portfolio - Investor Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP International Capital Appreciation Portfolio - Investor Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP International Capital Appreciation Portfolio - Investor Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	24.80%
VIP International Capital Appreciation Portfolio - Investor Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	16.10%
VIP International Capital Appreciation Portfolio - Investor Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP International Capital Appreciation Portfolio - Investor Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	29.40%
VIP International Capital Appreciation Portfolio - Investor Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	7.20%
VIP International Capital Appreciation Portfolio - Investor Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	13.10%
VIP International Capital Appreciation Portfolio - Investor Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	4.20%
VIP International Capital Appreciation Portfolio - Investor Class | United States
Holdings [Line Items]
Percent of Net Asset Value	21.10%
VIP International Capital Appreciation Portfolio - Investor Class | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	10.30%
VIP International Capital Appreciation Portfolio - Investor Class | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	19.80%
VIP International Capital Appreciation Portfolio - Investor Class | Canada
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP International Capital Appreciation Portfolio - Investor Class | Netherlands
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP International Capital Appreciation Portfolio - Investor Class | China
Holdings [Line Items]
Percent of Net Asset Value	7.10%
VIP International Capital Appreciation Portfolio - Investor Class | India
Holdings [Line Items]
Percent of Net Asset Value	7.70%
VIP International Capital Appreciation Portfolio - Investor Class | France
Holdings [Line Items]
Percent of Net Asset Value	9.60%
VIP International Capital Appreciation Portfolio - Investor Class | Japan
Holdings [Line Items]
Percent of Net Asset Value	8.50%
VIP International Capital Appreciation Portfolio - Investor Class | Germany
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP International Capital Appreciation Portfolio - Investor Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	99.50%
VIP International Capital Appreciation Portfolio - Investor Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	0.50%
VIP Disciplined Small Cap Portfolio - Investor Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Disciplined Small Cap Portfolio - Investor Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Disciplined Small Cap Portfolio - Investor Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Disciplined Small Cap Portfolio - Investor Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Investor Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Investor Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Investor Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP Disciplined Small Cap Portfolio - Investor Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP Disciplined Small Cap Portfolio - Investor Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Disciplined Small Cap Portfolio - Investor Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Disciplined Small Cap Portfolio - Investor Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	18.40%
VIP Disciplined Small Cap Portfolio - Investor Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	15.30%
VIP Disciplined Small Cap Portfolio - Investor Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	15.70%
VIP Disciplined Small Cap Portfolio - Investor Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	4.30%
VIP Disciplined Small Cap Portfolio - Investor Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	16.90%
VIP Disciplined Small Cap Portfolio - Investor Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	4.90%
VIP Disciplined Small Cap Portfolio - Investor Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	10.20%
VIP Disciplined Small Cap Portfolio - Investor Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.30%
VIP Disciplined Small Cap Portfolio - Investor Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Disciplined Small Cap Portfolio - Investor Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	5.10%
VIP Disciplined Small Cap Portfolio - Investor Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Investor Class | United States
Holdings [Line Items]
Percent of Net Asset Value	98.20%
VIP Disciplined Small Cap Portfolio - Investor Class | Puerto Rico
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Disciplined Small Cap Portfolio - Investor Class | Bermuda
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Disciplined Small Cap Portfolio - Investor Class | Thailand
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Disciplined Small Cap Portfolio - Investor Class | Switzerland
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Disciplined Small Cap Portfolio - Investor Class | Canada
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Disciplined Small Cap Portfolio - Investor Class | Ireland
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Disciplined Small Cap Portfolio - Investor Class | Monaco
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Disciplined Small Cap Portfolio - Investor Class | Norway
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Disciplined Small Cap Portfolio - Investor Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	98%
VIP Disciplined Small Cap Portfolio - Investor Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	2%
VIP Contrafund Portfolio - Service Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	9%
VIP Contrafund Portfolio - Service Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	8.60%
VIP Contrafund Portfolio - Service Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP Contrafund Portfolio - Service Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	5.80%
VIP Contrafund Portfolio - Service Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP Contrafund Portfolio - Service Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	4.30%
VIP Contrafund Portfolio - Service Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	3.70%
VIP Contrafund Portfolio - Service Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	2.70%
VIP Contrafund Portfolio - Service Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Contrafund Portfolio - Service Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	1.30%
VIP Contrafund Portfolio - Service Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	15.50%
VIP Contrafund Portfolio - Service Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	26.60%
VIP Contrafund Portfolio - Service Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	11.10%
VIP Contrafund Portfolio - Service Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Service Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	10.10%
VIP Contrafund Portfolio - Service Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Contrafund Portfolio - Service Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	11%
VIP Contrafund Portfolio - Service Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.10%
VIP Contrafund Portfolio - Service Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	18.60%
VIP Contrafund Portfolio - Service Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	1.50%
VIP Contrafund Portfolio - Service Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Contrafund Portfolio - Service Class | United States
Holdings [Line Items]
Percent of Net Asset Value	94.90%
VIP Contrafund Portfolio - Service Class | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Contrafund Portfolio - Service Class | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Contrafund Portfolio - Service Class | Canada
Holdings [Line Items]
Percent of Net Asset Value	1.50%
VIP Contrafund Portfolio - Service Class | Taiwan
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Contrafund Portfolio - Service Class | Netherlands
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Contrafund Portfolio - Service Class | China
Holdings [Line Items]
Percent of Net Asset Value	0.40%
VIP Contrafund Portfolio - Service Class | Israel
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Service Class | Korea, Republic of
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Service Class | Brazil
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Contrafund Portfolio - Service Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	97.40%
VIP Contrafund Portfolio - Service Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	1.60%
VIP Contrafund Portfolio - Service Class | AAPreferredStocksMember
Holdings [Line Items]
Percent of Net Asset Value	1%
VIP Contrafund Portfolio - Service Class | AAPreferredSecuritiesMember
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Disciplined Small Cap Portfolio - Service Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Disciplined Small Cap Portfolio - Service Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Disciplined Small Cap Portfolio - Service Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP Disciplined Small Cap Portfolio - Service Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Service Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Service Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Service Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP Disciplined Small Cap Portfolio - Service Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP Disciplined Small Cap Portfolio - Service Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Disciplined Small Cap Portfolio - Service Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Disciplined Small Cap Portfolio - Service Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	18.40%
VIP Disciplined Small Cap Portfolio - Service Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	15.30%
VIP Disciplined Small Cap Portfolio - Service Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	15.70%
VIP Disciplined Small Cap Portfolio - Service Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	4.30%
VIP Disciplined Small Cap Portfolio - Service Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	16.90%
VIP Disciplined Small Cap Portfolio - Service Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	4.90%
VIP Disciplined Small Cap Portfolio - Service Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	10.20%
VIP Disciplined Small Cap Portfolio - Service Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.30%
VIP Disciplined Small Cap Portfolio - Service Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	3.10%
VIP Disciplined Small Cap Portfolio - Service Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	5.10%
VIP Disciplined Small Cap Portfolio - Service Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP Disciplined Small Cap Portfolio - Service Class | United States
Holdings [Line Items]
Percent of Net Asset Value	98.20%
VIP Disciplined Small Cap Portfolio - Service Class | Puerto Rico
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Disciplined Small Cap Portfolio - Service Class | Bermuda
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Disciplined Small Cap Portfolio - Service Class | Thailand
Holdings [Line Items]
Percent of Net Asset Value	0.60%
VIP Disciplined Small Cap Portfolio - Service Class | Switzerland
Holdings [Line Items]
Percent of Net Asset Value	0%
VIP Disciplined Small Cap Portfolio - Service Class | Canada
Holdings [Line Items]
Percent of Net Asset Value	0.30%
VIP Disciplined Small Cap Portfolio - Service Class | Ireland
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Disciplined Small Cap Portfolio - Service Class | Monaco
Holdings [Line Items]
Percent of Net Asset Value	0.20%
VIP Disciplined Small Cap Portfolio - Service Class | Norway
Holdings [Line Items]
Percent of Net Asset Value	0.10%
VIP Disciplined Small Cap Portfolio - Service Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	98%
VIP Disciplined Small Cap Portfolio - Service Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	2%
VIP International Index Portfolio - Initial Class | TH0Member
Holdings [Line Items]
Percent of Net Asset Value	3%
VIP International Index Portfolio - Initial Class | TH1Member
Holdings [Line Items]
Percent of Net Asset Value	1.20%
VIP International Index Portfolio - Initial Class | TH2Member
Holdings [Line Items]
Percent of Net Asset Value	1.10%
VIP International Index Portfolio - Initial Class | TH3Member
Holdings [Line Items]
Percent of Net Asset Value	1%
VIP International Index Portfolio - Initial Class | TH4Member
Holdings [Line Items]
Percent of Net Asset Value	1%
VIP International Index Portfolio - Initial Class | TH5Member
Holdings [Line Items]
Percent of Net Asset Value	0.90%
VIP International Index Portfolio - Initial Class | TH6Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP International Index Portfolio - Initial Class | TH7Member
Holdings [Line Items]
Percent of Net Asset Value	0.80%
VIP International Index Portfolio - Initial Class | TH8Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP International Index Portfolio - Initial Class | TH9Member
Holdings [Line Items]
Percent of Net Asset Value	0.70%
VIP International Index Portfolio - Initial Class | MSFinancialsSectorMember
Holdings [Line Items]
Percent of Net Asset Value	24.20%
VIP International Index Portfolio - Initial Class | Information Technology Member
Holdings [Line Items]
Percent of Net Asset Value	13.50%
VIP International Index Portfolio - Initial Class | Healthcare Sector
Holdings [Line Items]
Percent of Net Asset Value	7.80%
VIP International Index Portfolio - Initial Class | Real Estate Sector
Holdings [Line Items]
Percent of Net Asset Value	1.80%
VIP International Index Portfolio - Initial Class | Industrial Sector Member
Holdings [Line Items]
Percent of Net Asset Value	14.20%
VIP International Index Portfolio - Initial Class | Materials Sector Member
Holdings [Line Items]
Percent of Net Asset Value	5.90%
VIP International Index Portfolio - Initial Class | Consumer Discretionary Sector Member
Holdings [Line Items]
Percent of Net Asset Value	10.80%
VIP International Index Portfolio - Initial Class | Consumer Staples Sector Member
Holdings [Line Items]
Percent of Net Asset Value	6.70%
VIP International Index Portfolio - Initial Class | Communications Sector Member
Holdings [Line Items]
Percent of Net Asset Value	5.40%
VIP International Index Portfolio - Initial Class | Energy Sector
Holdings [Line Items]
Percent of Net Asset Value	4.40%
VIP International Index Portfolio - Initial Class | Utilities Sector Member
Holdings [Line Items]
Percent of Net Asset Value	2.80%
VIP International Index Portfolio - Initial Class | United States
Holdings [Line Items]
Percent of Net Asset Value	8.90%
VIP International Index Portfolio - Initial Class | United Kingdom
Holdings [Line Items]
Percent of Net Asset Value	7.10%
VIP International Index Portfolio - Initial Class | OtherMember
Holdings [Line Items]
Percent of Net Asset Value	31.60%
VIP International Index Portfolio - Initial Class | Canada
Holdings [Line Items]
Percent of Net Asset Value	7.70%
VIP International Index Portfolio - Initial Class | Taiwan
Holdings [Line Items]
Percent of Net Asset Value	6%
VIP International Index Portfolio - Initial Class | China
Holdings [Line Items]
Percent of Net Asset Value	6.70%
VIP International Index Portfolio - Initial Class | France
Holdings [Line Items]
Percent of Net Asset Value	5.20%
VIP International Index Portfolio - Initial Class | Japan
Holdings [Line Items]
Percent of Net Asset Value	16.80%
VIP International Index Portfolio - Initial Class | Germany
Holdings [Line Items]
Percent of Net Asset Value	5.30%
VIP International Index Portfolio - Initial Class | Australia
Holdings [Line Items]
Percent of Net Asset Value	4.70%
VIP International Index Portfolio - Initial Class | AACommonStocksMember
Holdings [Line Items]
Percent of Net Asset Value	97.20%
VIP International Index Portfolio - Initial Class | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember
Holdings [Line Items]
Percent of Net Asset Value	2.50%
VIP International Index Portfolio - Initial Class | AAPreferredStocksMember
Holdings [Line Items]
Percent of Net Asset Value	0.30%