Form N-CSR Cover
Form N-CSR Cover | 6 Months Ended |
Jun. 30, 2024 | |
Shareholder Report [Line Items] | |
Document Type | N-CSRS |
Amendment Flag | false |
Registrant Name | Fidelity Salem Street Trust |
Entity Central Index Key | 0000035315 |
Entity Investment Company Type | N-1A |
Document Period End Date | Jun. 30, 2024 |
Shareholder Report
Shareholder Report | 6 Months Ended |
Jun. 30, 2024 USD ($) shares | |
Shareholder Report [Line Items] | |
Document Type | N-CSRS |
Amendment Flag | false |
Registrant Name | Fidelity Salem Street Trust |
Entity Central Index Key | 0000035315 |
Entity Investment Company Type | N-1A |
Document Period End Date | Jun. 30, 2024 |
Fidelity Inflation-Protected Bond Index Fund | |
Shareholder Report [Line Items] | |
Fund Name | Fidelity® Inflation-Protected Bond Index Fund |
Class Name | Fidelity® Inflation-Protected Bond Index Fund |
Trading Symbol | FIPDX |
Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains information about Fidelity® Inflation-Protected Bond Index Fund for the period January 1, 2024 to June 30, 2024. |
Shareholder Report Annual or Semi-Annual | semi-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 1-800-544-8544 or by sending an e-mail to fidfunddocuments@fidelity.com. |
Additional Information Phone Number | 1-800-544-8544 |
Additional Information Email | fidfunddocuments@fidelity.com |
Additional Information Website | fundresearch.fidelity.com/prospectus/sec |
Expenses [Text Block] | What were your Fund costs for the last six months? (based on hypothetical $10,000 investment) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Fidelity® Inflation-Protected Bond Index Fund $ 0.05 % |
Expenses Paid, Amount | $ 3 |
Expense Ratio, Percent | 0.05% |
Net Assets | $ 9,175,415,932 |
Holdings Count | shares | 50 |
Investment Company Portfolio Turnover | 22% |
Additional Fund Statistics [Text Block] | Key Fund Statistics (as of June 30, 2024) KEY FACTS Fund Size $ Number of Holdings 50 Portfolio Turnover 22 % |
Holdings [Text Block] | COUPON DISTRIBUTION (% of Fund's net assets) 0.01 - 0.99% 62.0 1 - 1.99% 20.2 2 - 2.99% 12.6 3 - 3.99% 4.5 U.S. Treasury Obligations 99.3 Short-Term Investments and Net Other Assets (Liabilities) 0.7 ASSET ALLOCATION (% of Fund's net assets) |
Largest Holdings [Text Block] | TOP HOLDINGS (% of Fund's net assets) US Treasury Notes 74.9 US Treasury Bonds 24.4 99.3 |
Fidelity SAI International Credit Fund | |
Shareholder Report [Line Items] | |
Fund Name | Fidelity® SAI International Credit Fund |
Class Name | Fidelity® SAI International Credit Fund |
Trading Symbol | FSNDX |
Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains information about Fidelity® SAI International Credit Fund for the period January 1, 2024 to June 30, 2024. |
Shareholder Report Annual or Semi-Annual | semi-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 1-800-544-3455 or by sending an e-mail to fidfunddocuments@fidelity.com. |
Additional Information Phone Number | 1-800-544-3455 |
Additional Information Email | fidfunddocuments@fidelity.com |
Additional Information Website | fundresearch.fidelity.com/prospectus/sec |
Expenses [Text Block] | What were your Fund costs for the last six months? (based on hypothetical $10,000 investment) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Fidelity® SAI International Credit Fund $ 0.41 % |
Expenses Paid, Amount | $ 21 |
Expense Ratio, Percent | 0.41% |
Net Assets | $ 389,358,067 |
Holdings Count | shares | 232 |
Investment Company Portfolio Turnover | 73% |
Additional Fund Statistics [Text Block] | Key Fund Statistics (as of June 30, 2024) KEY FACTS Fund Size $ Number of Holdings 232 Portfolio Turnover 73 % |
Holdings [Text Block] | U.S. Government and U.S. Government Agency Obligations 25.2 AAA 6.3 AA 0.3 A 12.2 BBB 34.9 BB 4.3 B 0.7 CCC,CC,C 0.6 D 0.1 Not Rated 9.6 Short-Term Investments and Net Other Assets (Liabilities) 5.8 QUALITY DIVERSIFICATION (% of Fund's net assets) We have used ratings from Moody's Investors Service, Inc. Where Moody's® ratings are not available, we have used S&P® ratings. All ratings are as of the date indicated and do not reflect subsequent changes. Corporate Bonds 53.4 U.S. Treasury Obligations 25.2 Foreign Government and Government Agency Obligations 11.3 Preferred Securities 4.3 Short-Term Investments and Net Other Assets (Liabilities) 5.8 ASSET ALLOCATION (% of Fund's net assets) United States 34.3 United Kingdom 17.4 Germany 15.5 France 4.6 Netherlands 4.1 Switzerland 3.7 Luxembourg 2.9 Japan 2.4 Denmark 2.1 Others 13.0 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets) |
Largest Holdings [Text Block] | TOP HOLDINGS (% of Fund's net assets) US Treasury Notes 12.9 US Treasury Bonds 12.3 German Federal Republic 6.8 Japan Government 2.4 Canadian Government 2.1 UBS Group AG 2.0 HSBC Holdings PLC 2.0 Lloyds Banking Group PLC 1.9 NatWest Group PLC 1.9 Danske Bank A/S 1.7 46.0 |
Fidelity Series 0-5 Year Inflation-Protected Bond Index Fund | |
Shareholder Report [Line Items] | |
Fund Name | Fidelity® Series 0-5 Year Inflation-Protected Bond Index Fund |
Class Name | Fidelity® Series 0-5 Year Inflation-Protected Bond Index Fund |
Trading Symbol | FSTZX |
Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains information about Fidelity® Series 0-5 Year Inflation-Protected Bond Index Fund for the period January 1, 2024 to June 30, 2024. |
Shareholder Report Annual or Semi-Annual | semi-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 1-800-544-8544. |
Additional Information Phone Number | 1-800-544-8544 |
Additional Information Website | fundresearch.fidelity.com/prospectus/sec |
Expenses [Text Block] | What were your Fund costs for the last six months? (based on hypothetical $10,000 investment) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Fidelity® Series 0-5 Year Inflation-Protected Bond Index Fund $ A 0.00 % B A Amount represents less than $.50 B Amount represents less than 0.005% |
Expenses Paid, Amount | $ 0 |
Expense Ratio, Percent | 0% |
Net Assets | $ 7,539,073,797 |
Holdings Count | shares | 28 |
Investment Company Portfolio Turnover | 24% |
Additional Fund Statistics [Text Block] | Key Fund Statistics (as of June 30, 2024) KEY FACTS Fund Size $ Number of Holdings 28 Portfolio Turnover 24 % |
Holdings [Text Block] | COUPON DISTRIBUTION (% of Fund's net assets) 0.01 - 0.99% 66.3 1 - 1.99% 13.2 2 - 2.99% 18.2 3 - 3.99% 1.6 U.S. Treasury Obligations 99.3 Short-Term Investments and Net Other Assets (Liabilities) 0.7 ASSET ALLOCATION (% of Fund's net assets) |
Largest Holdings [Text Block] | TOP HOLDINGS (% of Fund's net assets) US Treasury Notes 88.0 US Treasury Bonds 11.3 99.3 |
Fidelity Series 5+ Year Inflation-Protected Bond Index Fund | |
Shareholder Report [Line Items] | |
Fund Name | Fidelity® Series 5+ Year Inflation-Protected Bond Index Fund |
Class Name | Fidelity® Series 5+ Year Inflation-Protected Bond Index Fund |
Trading Symbol | FSTDX |
Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains information about Fidelity® Series 5+ Year Inflation-Protected Bond Index Fund for the period January 1, 2024 to June 30, 2024. |
Shareholder Report Annual or Semi-Annual | semi-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 1-800-544-8544. |
Additional Information Phone Number | 1-800-544-8544 |
Additional Information Website | fundresearch.fidelity.com/prospectus/sec |
Expenses [Text Block] | What were your Fund costs for the last six months? (based on hypothetical $10,000 investment) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Fidelity® Series 5+ Year Inflation-Protected Bond Index Fund $ A 0.00 % B A Amount represents less than $.50 B Amount represents less than 0.005% |
Expenses Paid, Amount | $ 0 |
Expense Ratio, Percent | 0% |
Net Assets | $ 10,496,299,874 |
Holdings Count | shares | 27 |
Investment Company Portfolio Turnover | 32% |
Additional Fund Statistics [Text Block] | Key Fund Statistics (as of June 30, 2024) KEY FACTS Fund Size $ Number of Holdings 27 Portfolio Turnover 32 % |
Holdings [Text Block] | COUPON DISTRIBUTION (% of Fund's net assets) 0.01 - 0.99% 59.2 1 - 1.99% 33.5 2 - 2.99% 5.0 3 - 3.99% 1.9 U.S. Treasury Obligations 99.6 Short-Term Investments and Net Other Assets (Liabilities) 0.4 ASSET ALLOCATION (% of Fund's net assets) |
Largest Holdings [Text Block] | TOP HOLDINGS (% of Fund's net assets) US Treasury Notes 68.0 US Treasury Bonds 31.6 99.6 |
Fidelity SAI Municipal Income Fund | |
Shareholder Report [Line Items] | |
Fund Name | Fidelity® SAI Municipal Income Fund |
Class Name | Fidelity® SAI Municipal Income Fund |
Trading Symbol | FSMNX |
Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains information about Fidelity® SAI Municipal Income Fund for the period January 1, 2024 to June 30, 2024. |
Shareholder Report Annual or Semi-Annual | semi-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 1-800-544-3455 or by sending an e-mail to fidfunddocuments@fidelity.com. |
Additional Information Phone Number | 1-800-544-3455 |
Additional Information Email | fidfunddocuments@fidelity.com |
Additional Information Website | fundresearch.fidelity.com/prospectus/sec |
Expenses [Text Block] | What were your Fund costs for the last six months? (based on hypothetical $10,000 investment) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Fidelity® SAI Municipal Income Fund $ 0.34 % |
Expenses Paid, Amount | $ 17 |
Expense Ratio, Percent | 0.34% |
Net Assets | $ 2,103,556,992 |
Holdings Count | shares | 1,862 |
Investment Company Portfolio Turnover | 7% |
Additional Fund Statistics [Text Block] | Key Fund Statistics (as of June 30, 2024) KEY FACTS Fund Size $ Number of Holdings 1,862 Portfolio Turnover 7 % |
Holdings [Text Block] | REVENUE SOURCES (% of Fund's net assets) General Obligations 20.0 Transportation 16.5 Health Care 14.8 Education 8.1 Special Tax 8.0 Housing 7.7 State G.O. 6.5 Water & Sewer 5.4 Others(Individually Less Than 5%) 13.0 100.0 AAA 10.8 AA 33.2 A 37.2 BBB 7.9 BB 1.1 B 0.2 CCC,CC,C 0.0 Not Rated 4.1 Short-Term Investments and Net Other Assets (Liabilities) 5.5 QUALITY DIVERSIFICATION (% of Fund's net assets) We have used ratings from Moody's Investors Service, Inc. Where Moody's® ratings are not available, we have used S&P® ratings. All ratings are as of the date indicated and do not reflect subsequent changes. TOP STATES (% of Fund's net assets) Illinois 10.0 New York 8.1 New Jersey 7.2 Texas 7.2 Pennsylvania 6.0 |
Fidelity International Bond Index Fund | |
Shareholder Report [Line Items] | |
Fund Name | Fidelity® International Bond Index Fund |
Class Name | Fidelity® International Bond Index Fund |
Trading Symbol | FBIIX |
Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains information about Fidelity® International Bond Index Fund for the period January 1, 2024 to June 30, 2024. |
Shareholder Report Annual or Semi-Annual | semi-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 1-800-544-8544 or by sending an e-mail to fidfunddocuments@fidelity.com. |
Additional Information Phone Number | 1-800-544-8544 |
Additional Information Email | fidfunddocuments@fidelity.com |
Additional Information Website | fundresearch.fidelity.com/prospectus/sec |
Expenses [Text Block] | What were your Fund costs for the last six months? (based on hypothetical $10,000 investment) Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Fidelity® International Bond Index Fund $ 0.06 % |
Expenses Paid, Amount | $ 3 |
Expense Ratio, Percent | 0.06% |
Net Assets | $ 802,782,572 |
Holdings Count | shares | 1,785 |
Investment Company Portfolio Turnover | 22% |
Additional Fund Statistics [Text Block] | Key Fund Statistics (as of June 30, 2024) KEY FACTS Fund Size $ Number of Holdings 1,785 Portfolio Turnover 22 % |
Holdings [Text Block] | AAA 16.7 AA 11.8 A 12.2 BBB 11.2 BB 0.2 B 0.0 CCC,CC,C 0.0 Not Rated 46.6 Short-Term Investments and Net Other Assets (Liabilities) 1.3 QUALITY DIVERSIFICATION (% of Fund's net assets) We have used ratings from Moody's Investors Service, Inc. Where Moody's® ratings are not available, we have used S&P® ratings. All ratings are as of the date indicated and do not reflect subsequent changes. Foreign Government and Government Agency Obligations 64.5 Corporate Bonds 33.8 Preferred Securities 0.4 U.S. Treasury Obligations 0.0 Short-Term Investments and Net Other Assets (Liabilities) 1.3 ASSET ALLOCATION (% of Fund's net assets) China 19.4 France 10.0 Japan 9.6 Germany 8.9 Italy 6.3 Canada 5.9 United States 5.3 United Kingdom 4.2 Spain 4.2 Others 26.2 GEOGRAPHIC DIVERSIFICATION (% of Fund's net assets) |
Largest Holdings [Text Block] | TOP HOLDINGS (% of Fund's net assets) Peoples Republic of China 11.5 Japan Government 9.2 Italian Republic 5.6 French Government 5.6 German Federal Republic 5.0 China Development Bank 4.2 Spanish Kingdom 3.5 United Kingdom of Great Britain and Northern Ireland 2.6 Korean Republic 2.1 Agricultural Development Bank of China 2.1 51.4 |
Shareholder Report, Holdings (D
Shareholder Report, Holdings (Details) | Jun. 30, 2024 |
Fidelity Inflation-Protected Bond Index Fund | TH0Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 74.90% |
Fidelity Inflation-Protected Bond Index Fund | TH1Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 24.40% |
Fidelity Inflation-Protected Bond Index Fund | CD0Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 62% |
Fidelity Inflation-Protected Bond Index Fund | CD1Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 20.20% |
Fidelity Inflation-Protected Bond Index Fund | CD2Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 12.60% |
Fidelity Inflation-Protected Bond Index Fund | CD3Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 4.50% |
Fidelity Inflation-Protected Bond Index Fund | AAUSTreasuryObligationsMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 99.30% |
Fidelity Inflation-Protected Bond Index Fund | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 0.70% |
Fidelity SAI International Credit Fund | TH0Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 12.90% |
Fidelity SAI International Credit Fund | TH1Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 12.30% |
Fidelity SAI International Credit Fund | TH2Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 6.80% |
Fidelity SAI International Credit Fund | TH3Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2.40% |
Fidelity SAI International Credit Fund | TH4Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2.10% |
Fidelity SAI International Credit Fund | TH5Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2% |
Fidelity SAI International Credit Fund | TH6Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2% |
Fidelity SAI International Credit Fund | TH7Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 1.90% |
Fidelity SAI International Credit Fund | TH8Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 1.90% |
Fidelity SAI International Credit Fund | TH9Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 1.70% |
Fidelity SAI International Credit Fund | QDUSGovernmentandUSGovernmentAgencyObligationsMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 25.20% |
Fidelity SAI International Credit Fund | QDAMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 12.20% |
Fidelity SAI International Credit Fund | QDBBBMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 34.90% |
Fidelity SAI International Credit Fund | QDBBMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 4.30% |
Fidelity SAI International Credit Fund | QDBMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 0.70% |
Fidelity SAI International Credit Fund | QDCCCCCCMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 0.60% |
Fidelity SAI International Credit Fund | QDDMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 0.10% |
Fidelity SAI International Credit Fund | QDNotRatedMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 9.60% |
Fidelity SAI International Credit Fund | QDShortTermInvestmentsandNetOtherAssetsLiabilitiesMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 5.80% |
Fidelity SAI International Credit Fund | United States | |
Holdings [Line Items] | |
Percent of Net Asset Value | 34.30% |
Fidelity SAI International Credit Fund | United Kingdom | |
Holdings [Line Items] | |
Percent of Net Asset Value | 17.40% |
Fidelity SAI International Credit Fund | Germany | |
Holdings [Line Items] | |
Percent of Net Asset Value | 15.50% |
Fidelity SAI International Credit Fund | France | |
Holdings [Line Items] | |
Percent of Net Asset Value | 4.60% |
Fidelity SAI International Credit Fund | Netherlands | |
Holdings [Line Items] | |
Percent of Net Asset Value | 4.10% |
Fidelity SAI International Credit Fund | Switzerland | |
Holdings [Line Items] | |
Percent of Net Asset Value | 3.70% |
Fidelity SAI International Credit Fund | Luxembourg | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2.90% |
Fidelity SAI International Credit Fund | Japan | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2.40% |
Fidelity SAI International Credit Fund | Denmark | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2.10% |
Fidelity SAI International Credit Fund | OtherMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 13% |
Fidelity SAI International Credit Fund | AAUSTreasuryObligationsMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 25.20% |
Fidelity SAI International Credit Fund | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 5.80% |
Fidelity SAI International Credit Fund | AACorporateBondsMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 53.40% |
Fidelity SAI International Credit Fund | AAForeignGovernmentandGovernmentAgencyObligationsMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 11.30% |
Fidelity SAI International Credit Fund | AAPreferredSecuritiesMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 4.30% |
Fidelity Series 0-5 Year Inflation-Protected Bond Index Fund | TH0Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 88% |
Fidelity Series 0-5 Year Inflation-Protected Bond Index Fund | TH1Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 11.30% |
Fidelity Series 0-5 Year Inflation-Protected Bond Index Fund | CD0Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 66.30% |
Fidelity Series 0-5 Year Inflation-Protected Bond Index Fund | CD1Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 13.20% |
Fidelity Series 0-5 Year Inflation-Protected Bond Index Fund | CD2Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 18.20% |
Fidelity Series 0-5 Year Inflation-Protected Bond Index Fund | CD3Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 1.60% |
Fidelity Series 0-5 Year Inflation-Protected Bond Index Fund | AAUSTreasuryObligationsMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 99.30% |
Fidelity Series 0-5 Year Inflation-Protected Bond Index Fund | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 0.70% |
Fidelity Series 5+ Year Inflation-Protected Bond Index Fund | TH0Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 68% |
Fidelity Series 5+ Year Inflation-Protected Bond Index Fund | TH1Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 31.60% |
Fidelity Series 5+ Year Inflation-Protected Bond Index Fund | CD0Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 59.20% |
Fidelity Series 5+ Year Inflation-Protected Bond Index Fund | CD1Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 33.50% |
Fidelity Series 5+ Year Inflation-Protected Bond Index Fund | CD2Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 5% |
Fidelity Series 5+ Year Inflation-Protected Bond Index Fund | CD3Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 1.90% |
Fidelity Series 5+ Year Inflation-Protected Bond Index Fund | AAUSTreasuryObligationsMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 99.60% |
Fidelity Series 5+ Year Inflation-Protected Bond Index Fund | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 0.40% |
Fidelity SAI Municipal Income Fund | TS0Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 10% |
Fidelity SAI Municipal Income Fund | TS1Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 8.10% |
Fidelity SAI Municipal Income Fund | TS2Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 7.20% |
Fidelity SAI Municipal Income Fund | TS3Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 7.20% |
Fidelity SAI Municipal Income Fund | TS4Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 6% |
Fidelity SAI Municipal Income Fund | RS0Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 20% |
Fidelity SAI Municipal Income Fund | RS1Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 16.50% |
Fidelity SAI Municipal Income Fund | RS2Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 14.80% |
Fidelity SAI Municipal Income Fund | RS3Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 8.10% |
Fidelity SAI Municipal Income Fund | RS4Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 8% |
Fidelity SAI Municipal Income Fund | RS5Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 7.70% |
Fidelity SAI Municipal Income Fund | RS6Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 6.50% |
Fidelity SAI Municipal Income Fund | RS7Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 5.40% |
Fidelity SAI Municipal Income Fund | RS8Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 13% |
Fidelity SAI Municipal Income Fund | QDAMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 37.20% |
Fidelity SAI Municipal Income Fund | QDBBBMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 7.90% |
Fidelity SAI Municipal Income Fund | QDBBMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 1.10% |
Fidelity SAI Municipal Income Fund | QDBMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 0.20% |
Fidelity SAI Municipal Income Fund | QDCCCCCCMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 0% |
Fidelity SAI Municipal Income Fund | QDNotRatedMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 4.10% |
Fidelity SAI Municipal Income Fund | QDShortTermInvestmentsandNetOtherAssetsLiabilitiesMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 5.50% |
Fidelity International Bond Index Fund | TH0Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 11.50% |
Fidelity International Bond Index Fund | TH1Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 9.20% |
Fidelity International Bond Index Fund | TH2Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 5.60% |
Fidelity International Bond Index Fund | TH3Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 5.60% |
Fidelity International Bond Index Fund | TH4Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 5% |
Fidelity International Bond Index Fund | TH5Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 4.20% |
Fidelity International Bond Index Fund | TH6Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 3.50% |
Fidelity International Bond Index Fund | TH7Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2.60% |
Fidelity International Bond Index Fund | TH8Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2.10% |
Fidelity International Bond Index Fund | TH9Member | |
Holdings [Line Items] | |
Percent of Net Asset Value | 2.10% |
Fidelity International Bond Index Fund | QDAMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 12.20% |
Fidelity International Bond Index Fund | QDBBBMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 11.20% |
Fidelity International Bond Index Fund | QDBBMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 0.20% |
Fidelity International Bond Index Fund | QDBMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 0% |
Fidelity International Bond Index Fund | QDCCCCCCMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 0% |
Fidelity International Bond Index Fund | QDNotRatedMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 46.60% |
Fidelity International Bond Index Fund | QDShortTermInvestmentsandNetOtherAssetsLiabilitiesMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 1.30% |
Fidelity International Bond Index Fund | United States | |
Holdings [Line Items] | |
Percent of Net Asset Value | 5.30% |
Fidelity International Bond Index Fund | United Kingdom | |
Holdings [Line Items] | |
Percent of Net Asset Value | 4.20% |
Fidelity International Bond Index Fund | Germany | |
Holdings [Line Items] | |
Percent of Net Asset Value | 8.90% |
Fidelity International Bond Index Fund | France | |
Holdings [Line Items] | |
Percent of Net Asset Value | 10% |
Fidelity International Bond Index Fund | Japan | |
Holdings [Line Items] | |
Percent of Net Asset Value | 9.60% |
Fidelity International Bond Index Fund | OtherMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 26.20% |
Fidelity International Bond Index Fund | China | |
Holdings [Line Items] | |
Percent of Net Asset Value | 19.40% |
Fidelity International Bond Index Fund | Italy | |
Holdings [Line Items] | |
Percent of Net Asset Value | 6.30% |
Fidelity International Bond Index Fund | Canada | |
Holdings [Line Items] | |
Percent of Net Asset Value | 5.90% |
Fidelity International Bond Index Fund | Spain | |
Holdings [Line Items] | |
Percent of Net Asset Value | 4.20% |
Fidelity International Bond Index Fund | AAUSTreasuryObligationsMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 0% |
Fidelity International Bond Index Fund | AAShortTermInvestmentsandNetOtherAssetsLiabilitiesMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 1.30% |
Fidelity International Bond Index Fund | AACorporateBondsMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 33.80% |
Fidelity International Bond Index Fund | AAForeignGovernmentandGovernmentAgencyObligationsMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 64.50% |
Fidelity International Bond Index Fund | AAPreferredSecuritiesMember | |
Holdings [Line Items] | |
Percent of Net Asset Value | 0.40% |
Uncategorized Items - filing779
Label | Element | Value |
C000241080 [Member] | QDAAMember [Member] | ||
Percent of Net Asset Value | oef_PctOfNav | 0.30% |
C000241080 [Member] | QDAAAMember [Member] | ||
Percent of Net Asset Value | oef_PctOfNav | 6.30% |
C000200824 [Member] | QDAAMember [Member] | ||
Percent of Net Asset Value | oef_PctOfNav | 33.20% |
C000200824 [Member] | QDAAAMember [Member] | ||
Percent of Net Asset Value | oef_PctOfNav | 10.80% |
C000214977 [Member] | QDAAMember [Member] | ||
Percent of Net Asset Value | oef_PctOfNav | 11.80% |
C000214977 [Member] | QDAAAMember [Member] | ||
Percent of Net Asset Value | oef_PctOfNav | 16.70% |