| Form N-CSR Cover | 6 Months Ended |
| Nov. 30, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | VALIC Co I |
| Entity Central Index Key | 0000719423 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Nov. 30, 2024 |
| Shareholder Report | 6 Months Ended | |
| Nov. 30, 2024 USD ($) Holding | ||
| Shareholder Report [Line Items] | ||
| Document Type | N-CSRS | |
| Amendment Flag | false | |
| Registrant Name | VALIC Co I | |
| Entity Central Index Key | 0000719423 | |
| Entity Investment Company Type | N-1A | |
| Document Period End Date | Nov. 30, 2024 | |
| C000021763 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Asset Allocation Fund | |
| Class Name | Asset Allocation Fund | |
| Trading Symbol | VCAAX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Asset Allocation Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Asset Allocation Fund* $ 0.65 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 34 | [1] |
| Expense Ratio, Percent | 0.65% | [1],[2] |
| Net Assets | $ 157,000,000 | |
| Holdings Count | Holding | 629 | |
| Advisory Fees Paid, Amount | $ 300,000 | |
| Investment Company Portfolio Turnover | 15% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 629 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 15 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries U.S. Government & Agency Obligations 17.5 % Semiconductors 7.9 % Software 7.3 % Internet 6.6 % Banks 6.1 % Computers 5.3 % Diversified Financial Services 4.7 % Retail 4.0 % Electric 3.7 % Collateralized Mortgage Obligations 3.5 % Other Asset Backed Securities 3.0 % Building Materials 2.7 % Aerospace/Defense 2.0 % Biotechnology 1.9 % Repurchase Agreements 1.9 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021764 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | International Equities Index Fund | |
| Class Name | International Equities Index Fund | |
| Trading Symbol | VCIEX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I International Equities Index Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage International Equities Index Fund* $ 0.41 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 20 | [3] |
| Expense Ratio, Percent | 0.41% | [3],[4] |
| Net Assets | $ 1,841,000,000 | |
| Holdings Count | Holding | 737 | |
| Advisory Fees Paid, Amount | $ 2,600,000 | |
| Investment Company Portfolio Turnover | 4% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 737 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 4 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Banks 12.7 % Pharmaceuticals 8.8 % Insurance 5.8 % Short-Term Investments 4.0 % Oil & Gas 3.5 % Food 3.4 % Semiconductors 3.4 % Telecommunications 3.0 % Auto Manufacturers 2.9 % Commercial Services 2.8 % Electric 2.7 % Aerospace/Defense 2.5 % Software 2.4 % Mining 2.4 % Retail 2.4 % Portfolio Composition Country | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021765 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | International Government Bond Fund | |
| Class Name | International Government Bond Fund | |
| Trading Symbol | VCIFX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I International Government Bond Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage International Government Bond Fund* $ 0.82 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 42 | [5] |
| Expense Ratio, Percent | 0.82% | [5],[6] |
| Net Assets | $ 62,000,000 | |
| Holdings Count | Holding | 155 | |
| Advisory Fees Paid, Amount | $ 200,000 | |
| Investment Company Portfolio Turnover | 38% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 155 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 38 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund as of the end of the period. Top Industries Foreign Government Obligations 54.8 % U.S. Government & Agency Obligations 37.6 % Electric 1.8 % Oil & Gas 1.5 % Short-Term Investments 0.8 % Commercial Services 0.4 % Food 0.3 % Mining 0.3 % Chemicals 0.3 % Distribution/Wholesale 0.3 % Energy-Alternate Sources 0.3 % Internet 0.3 % Transportation 0.3 % Country Credit Quality * * Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. | |
| Credit Quality Explanation [Text Block] | Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. | |
| Credit Ratings Selection [Text Block] | Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021766 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | International Growth Fund | |
| Class Name | International Growth Fund | |
| Trading Symbol | VCINX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I International Growth Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage International Growth Fund* $ 0.86 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 44 | [7] |
| Expense Ratio, Percent | 0.86% | [7],[8] |
| Net Assets | $ 368,000,000 | |
| Holdings Count | Holding | 32 | |
| Advisory Fees Paid, Amount | $ 1,300,000 | |
| Investment Company Portfolio Turnover | 12% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 32 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 12 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Internet 15.7 % Apparel 12.5 % Transportation 11.4 % Semiconductors 8.7 % Banks 8.1 % Retail 7.6 % Short-Term Investments 7.0 % Electrical Components & Equipment 5.3 % Machinery-Diversified 4.2 % Diversified Financial Services 3.3 % Healthcare-Products 2.9 % Insurance 2.7 % Private Equity 2.6 % Media 2.3 % Cosmetics/Personal Care 2.3 % Portfolio Composition Country | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021768 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Large Capital Growth Fund | |
| Class Name | Large Capital Growth Fund | |
| Trading Symbol | VLCGX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Large Capital Growth Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Large Capital Growth Fund* $ 0.73 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 38 | [9] |
| Expense Ratio, Percent | 0.73% | [9],[10] |
| Net Assets | $ 655,000,000 | |
| Holdings Count | Holding | 55 | |
| Advisory Fees Paid, Amount | $ 2,000,000 | |
| Investment Company Portfolio Turnover | 9% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 55 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 9 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Software 18.3 % Computers 10.7 % Semiconductors 8.7 % Healthcare-Products 7.9 % Diversified Financial Services 7.7 % Electronics 5.9 % Internet 5.6 % Insurance 3.8 % Retail 3.2 % Electrical Components & Equipment 2.9 % Apparel 2.7 % Commercial Services 2.5 % Household Products/Wares 2.5 % REITS 1.9 % Machinery-Diversified 1.9 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021769 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Mid Cap Index Fund | |
| Class Name | Mid Cap Index Fund | |
| Trading Symbol | VMIDX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Mid Cap Index Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Mid Cap Index Fund* $ 0.36 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 19 | [11] |
| Expense Ratio, Percent | 0.36% | [11],[12] |
| Net Assets | $ 3,090,000,000 | |
| Holdings Count | Holding | 409 | |
| Advisory Fees Paid, Amount | $ 3,900,000 | |
| Investment Company Portfolio Turnover | 9% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 409 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 9 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries REITS 6.8 % Retail 6.3 % Banks 6.2 % Insurance 5.4 % Diversified Financial Services 3.9 % Commercial Services 3.6 % Oil & Gas 3.6 % Software 3.6 % Building Materials 3.3 % Machinery-Diversified 3.3 % Biotechnology 3.2 % Electronics 2.9 % Engineering & Construction 2.9 % Computers 2.9 % Healthcare-Products 2.5 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021770 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Mid Cap Strategic Growth Fund | |
| Class Name | Mid Cap Strategic Growth Fund | |
| Trading Symbol | VMSGX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Mid Cap Strategic Growth Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Mid Cap Strategic Growth Fund* $ 0.74 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 40 | [13] |
| Expense Ratio, Percent | 0.74% | [13],[14] |
| Net Assets | $ 991,000,000 | |
| Holdings Count | Holding | 142 | |
| Advisory Fees Paid, Amount | $ 3,400,000 | |
| Investment Company Portfolio Turnover | 21% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 142 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 21 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Software 18.5 % Healthcare-Products 9.3 % Diversified Financial Services 8.5 % Retail 6.8 % Commercial Services 4.6 % Computers 4.2 % Insurance 3.9 % Internet 3.7 % Semiconductors 3.2 % Entertainment 3.0 % Electric 2.9 % Aerospace/Defense 2.9 % Electronics 2.4 % Pharmaceuticals 2.0 % Biotechnology 2.0 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021772 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Nasdaq-100 Index Fund | |
| Class Name | Nasdaq-100 Index Fund | |
| Trading Symbol | VCNIX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Nasdaq-100 Index Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Nasdaq-100 Index Fund* $ 0.42 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 22 | [15] |
| Expense Ratio, Percent | 0.42% | [15],[16] |
| Net Assets | $ 1,039,000,000 | |
| Holdings Count | Holding | 106 | |
| Advisory Fees Paid, Amount | $ 1,500,000 | |
| Investment Company Portfolio Turnover | 2% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 106 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 2 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Semiconductors 22.1 % Internet 20.7 % Software 14.4 % Computers 10.1 % Retail 4.4 % Auto Manufacturers 4.3 % Biotechnology 3.3 % Telecommunications 3.2 % Beverages 2.2 % Commercial Services 2.1 % Repurchase Agreements 2.0 % Healthcare-Products 1.6 % Media 1.5 % Chemicals 1.4 % Electric 1.3 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021773 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Science & Technology Fund | |
| Class Name | Science & Technology Fund | |
| Trading Symbol | VCSTX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Science & Technology Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Science & Technology Fund* $ 0.90 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 48 | [17] |
| Expense Ratio, Percent | 0.90% | [17],[18] |
| Net Assets | $ 2,930,000,000 | |
| Holdings Count | Holding | 107 | |
| Advisory Fees Paid, Amount | $ 11,400,000 | |
| Investment Company Portfolio Turnover | 42% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 107 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 42 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Software 33.8 % Semiconductors 24.1 % Internet 19.2 % Computers 12.9 % Commercial Services 1.6 % Auto Manufacturers 1.6 % Telecommunications 1.4 % Machinery-Construction & Mining 1.1 % Electronics 1.0 % Diversified Financial Services 0.6 % Short-Term Investments 0.5 % Media 0.5 % Toys/Games/Hobbies 0.4 % Healthcare-Services 0.3 % Electric 0.2 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021774 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Systematic Growth Fund | |
| Class Name | Systematic Growth Fund | |
| Trading Symbol | VCBCX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Systematic Growth Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Systematic Growth Fund* $ 0.64 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 35 | [19] |
| Expense Ratio, Percent | 0.64% | [19],[20] |
| Net Assets | $ 1,048,000,000 | |
| Holdings Count | Holding | 289 | |
| Advisory Fees Paid, Amount | $ 2,800,000 | |
| Investment Company Portfolio Turnover | 28% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 289 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 28 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Internet 21.0 % Software 17.0 % Semiconductors 15.6 % Computers 12.3 % Diversified Financial Services 5.4 % Pharmaceuticals 4.4 % Retail 3.9 % Auto Manufacturers 2.2 % Commercial Services 2.0 % Engineering & Construction 1.8 % Insurance 1.8 % Biotechnology 1.2 % Unaffiliated Investment Companies 1.2 % Beverages 1.0 % Healthcare-Products 0.8 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021776 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Small Cap Index Fund | |
| Class Name | Small Cap Index Fund | |
| Trading Symbol | VCSLX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Small Cap Index Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Small Cap Index Fund* $ 0.38 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 21 | [21] |
| Expense Ratio, Percent | 0.38% | [21],[22] |
| Net Assets | $ 1,186,000,000 | |
| Holdings Count | Holding | 1,989 | |
| Advisory Fees Paid, Amount | $ 1,300,000 | |
| Investment Company Portfolio Turnover | 11% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 1,989 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 11 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Banks 9.4 % Biotechnology 7.7 % REITS 6.1 % Software 5.2 % Commercial Services 4.4 % Retail 3.9 % Diversified Financial Services 3.8 % Healthcare-Products 3.3 % Pharmaceuticals 2.6 % Oil & Gas 2.5 % Insurance 2.5 % Electronics 2.3 % Machinery-Diversified 2.2 % Computers 2.1 % Engineering & Construction 2.0 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021777 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | International Socially Responsible Fund | |
| Class Name | International Socially Responsible Fund | |
| Trading Symbol | VCSOX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I International Socially Responsible Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage International Socially Responsible Fund* $ 0.58 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 29 | [23] |
| Expense Ratio, Percent | 0.58% | [23],[24] |
| Net Assets | $ 475,000,000 | |
| Holdings Count | Holding | 411 | |
| Advisory Fees Paid, Amount | $ 1,100,000 | |
| Investment Company Portfolio Turnover | 0% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 411 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 0 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Insurance 8.9 % Pharmaceuticals 8.2 % Banks 8.0 % Commercial Services 3.9 % Chemicals 3.5 % Semiconductors 3.3 % Healthcare-Products 2.9 % Software 2.7 % Oil & Gas 2.7 % Telecommunications 2.5 % Auto Manufacturers 2.5 % Electronics 2.4 % Food 2.3 % Diversified Financial Services 2.3 % Engineering & Construction 2.2 % Portfolio Composition Country | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021778 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Stock Index Fund | |
| Class Name | Stock Index Fund | |
| Trading Symbol | VSTIX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Stock Index Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Stock Index Fund* $ 0.23 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 12 | [25] |
| Expense Ratio, Percent | 0.23% | [25],[26] |
| Net Assets | $ 7,025,000,000 | |
| Holdings Count | Holding | 509 | |
| Advisory Fees Paid, Amount | $ 4,700,000 | |
| Investment Company Portfolio Turnover | 2% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 509 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 2 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Internet 11.8 % Semiconductors 10.8 % Software 10.4 % Computers 8.7 % Retail 4.8 % Banks 4.4 % Pharmaceuticals 4.4 % Insurance 3.9 % Diversified Financial Services 3.7 % Healthcare-Products 3.0 % Oil & Gas 2.7 % Electric 2.3 % Auto Manufacturers 2.3 % REITS 2.1 % Healthcare-Services 2.0 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021782 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Government Securities Fund | |
| Class Name | Government Securities Fund | |
| Trading Symbol | VCGSX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Government Securities Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Government Securities Fund* $ 0.66 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 34 | [27] |
| Expense Ratio, Percent | 0.66% | [27],[28] |
| Net Assets | $ 130,000,000 | |
| Holdings Count | Holding | 180 | |
| Advisory Fees Paid, Amount | $ 300,000 | |
| Investment Company Portfolio Turnover | 3% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 180 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 3 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund as of the end of the period. Portfolio Composition (% of net assets) Credit Quality * * Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. | |
| Credit Quality Explanation [Text Block] | Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. | |
| Credit Ratings Selection [Text Block] | Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021783 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Systematic Core Fund | |
| Class Name | Systematic Core Fund | |
| Trading Symbol | VCGAX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Systematic Core Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Systematic Core Fund* $ 0.63 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 34 | [29] |
| Expense Ratio, Percent | 0.63% | [29],[30] |
| Net Assets | $ 631,000,000 | |
| Holdings Count | Holding | 722 | |
| Advisory Fees Paid, Amount | $ 1,600,000 | |
| Investment Company Portfolio Turnover | 6% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 722 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 6 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Software 11.2 % Internet 10.5 % Semiconductors 9.2 % Computers 8.9 % Retail 6.4 % Insurance 4.9 % Diversified Financial Services 4.7 % Pharmaceuticals 4.5 % Banks 3.5 % Healthcare-Services 2.4 % Oil & Gas 2.1 % Healthcare-Products 1.9 % Commercial Services 1.9 % Media 1.7 % REITS 1.7 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021785 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Dividend Value Fund | |
| Class Name | Dividend Value Fund | |
| Trading Symbol | VCIGX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Dividend Value Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Dividend Value Fund* $ 0.69 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 36 | [31] |
| Expense Ratio, Percent | 0.69% | [31],[32] |
| Net Assets | $ 824,000,000 | |
| Holdings Count | Holding | 135 | |
| Advisory Fees Paid, Amount | $ 2,200,000 | |
| Investment Company Portfolio Turnover | 23% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 135 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 23 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Banks 9.7 % Software 7.7 % Pharmaceuticals 7.6 % Insurance 5.3 % Electric 5.1 % Oil & Gas 4.6 % Diversified Financial Services 4.3 % Aerospace/Defense 3.9 % Chemicals 3.7 % Healthcare-Services 3.5 % Computers 3.4 % Semiconductors 3.3 % Telecommunications 3.2 % Short-Term Investments 3.2 % Media 3.2 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000021786 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Inflation Protected Fund | |
| Class Name | Inflation Protected Fund | |
| Trading Symbol | VCTPX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Inflation Protected Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Inflation Protected Fund* $ 0.60 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 30 | [33] |
| Expense Ratio, Percent | 0.60% | [33],[34] |
| Net Assets | $ 399,000,000 | |
| Holdings Count | Holding | 112 | |
| Advisory Fees Paid, Amount | $ 900,000 | |
| Investment Company Portfolio Turnover | 10% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 112 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 10 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund as of the end of the period. Portfolio Composition (% of net assets) Credit Quality * * Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. | |
| Credit Quality Explanation [Text Block] | Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. | |
| Credit Ratings Selection [Text Block] | Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000022843 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Systematic Value Fund | |
| Class Name | Systematic Value Fund | |
| Trading Symbol | VBCVX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Systematic Value Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Systematic Value Fund* $ 0.54 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 29 | [35] |
| Expense Ratio, Percent | 0.54% | [35],[36] |
| Net Assets | $ 480,000,000 | |
| Holdings Count | Holding | 148 | |
| Advisory Fees Paid, Amount | $ 1,000,000 | |
| Investment Company Portfolio Turnover | 37% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 148 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 37 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Insurance 10.1 % Diversified Financial Services 7.9 % Banks 6.9 % Computers 6.5 % REITS 5.7 % Biotechnology 4.9 % Pharmaceuticals 4.8 % Retail 4.5 % Oil & Gas 4.2 % Aerospace/Defense 3.5 % Media 3.3 % Healthcare-Services 3.3 % Electronics 2.9 % Electrical Components & Equipment 2.9 % Food 2.8 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000022844 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | International Value Fund | |
| Class Name | International Value Fund | |
| Trading Symbol | VCFVX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I International Value Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage International Value Fund* $ 0.81 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 41 | [37] |
| Expense Ratio, Percent | 0.81% | [37],[38] |
| Net Assets | $ 447,000,000 | |
| Holdings Count | Holding | 165 | |
| Advisory Fees Paid, Amount | $ 1,500,000 | |
| Investment Company Portfolio Turnover | 29% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 165 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 29 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Banks 16.4 % Oil & Gas 8.9 % Pharmaceuticals 8.5 % Electric 7.0 % Insurance 6.4 % Food 6.1 % Diversified Financial Services 5.0 % Mining 4.6 % Telecommunications 4.4 % Distribution/Wholesale 3.9 % Commercial Services 3.0 % Short-Term Investments 2.1 % Beverages 2.0 % Semiconductors 1.9 % Retail 1.8 % Portfolio Composition Country | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000022845 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Emerging Economies Fund | |
| Class Name | Emerging Economies Fund | |
| Trading Symbol | VCGEX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Emerging Economies Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Emerging Economies Fund* $ 0.95 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 49 | [39] |
| Expense Ratio, Percent | 0.95% | [39],[40] |
| Net Assets | $ 761,000,000 | |
| Holdings Count | Holding | 400 | |
| Advisory Fees Paid, Amount | $ 2,800,000 | |
| Investment Company Portfolio Turnover | 111% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 400 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 111 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Semiconductors 16.3 % Banks 16.2 % Internet 12.4 % Computers 5.1 % Diversified Financial Services 4.4 % Insurance 4.0 % Telecommunications 3.5 % Auto Manufacturers 2.7 % Oil & Gas 2.6 % Chemicals 2.4 % Retail 2.3 % Mining 2.3 % Beverages 1.9 % Short-Term Investments 1.9 % Electric 1.8 % Portfolio Composition Country | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000022846 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Global Strategy Fund | |
| Class Name | Global Strategy Fund | |
| Trading Symbol | VGLSX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Global Strategy Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Global Strategy Fund* $ 0.65 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 34 | [41] |
| Expense Ratio, Percent | 0.65% | [41],[42] |
| Net Assets | $ 222,000,000 | |
| Holdings Count | Holding | 637 | |
| Advisory Fees Paid, Amount | $ 500,000 | |
| Investment Company Portfolio Turnover | 30% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 637 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 30 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Short-Term Investments 9.0 % Internet 7.3 % Semiconductors 6.0 % Banks 5.7 % Software 4.7 % Diversified Financial Services 4.6 % Oil & Gas 4.2 % Foreign Government Obligations 4.1 % Investment Companies 4.1 % Collateralized Mortgage Obligations 3.6 % Computers 3.6 % Retail 3.6 % Insurance 2.5 % Other Asset Backed Securities 2.5 % Commercial Services 2.3 % Portfolio Composition Country | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000022849 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Small Cap Special Values Fund | |
| Class Name | Small Cap Special Values Fund | |
| Trading Symbol | VSSVX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Small Cap Special Values Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Small Cap Special Values Fund* $ 0.89 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 47 | [43] |
| Expense Ratio, Percent | 0.89% | [43],[44] |
| Net Assets | $ 222,000,000 | |
| Holdings Count | Holding | 125 | |
| Advisory Fees Paid, Amount | $ 800,000 | |
| Investment Company Portfolio Turnover | 10% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 125 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 10 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Banks 11.1 % Chemicals 9.8 % Commercial Services 5.9 % Insurance 5.9 % Building Materials 5.6 % Household Products/Wares 5.5 % Food 5.2 % Metal Fabricate/Hardware 4.9 % Packaging & Containers 4.1 % Oil & Gas 4.0 % Machinery-Diversified 3.7 % REITS 3.6 % Short-Term Investments 3.4 % Hand/Machine Tools 3.2 % Healthcare-Products 2.8 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000022851 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Growth Fund | |
| Class Name | Growth Fund | |
| Trading Symbol | VCULX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Growth Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Growth Fund* $ 0.61 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 33 | [45] |
| Expense Ratio, Percent | 0.61% | [45],[46] |
| Net Assets | $ 1,787,000,000 | |
| Holdings Count | Holding | 246 | |
| Advisory Fees Paid, Amount | $ 4,300,000 | |
| Investment Company Portfolio Turnover | 14% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 246 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 14 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Internet 22.9 % Semiconductors 18.8 % Software 16.5 % Computers 9.5 % Diversified Financial Services 4.8 % Healthcare-Products 4.3 % Pharmaceuticals 3.4 % Auto Manufacturers 3.4 % Aerospace/Defense 1.5 % Machinery-Construction & Mining 1.4 % Retail 1.3 % Private Equity 1.3 % Chemicals 1.2 % Commercial Services 1.2 % Distribution/Wholesale 1.2 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000059956 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Global Real Estate Fund | |
| Class Name | Global Real Estate Fund | |
| Trading Symbol | VGREX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Global Real Estate Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Global Real Estate Fund* $ 0.90 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 48 | [47] |
| Expense Ratio, Percent | 0.90% | [47],[48] |
| Net Assets | $ 404,000,000 | |
| Holdings Count | Holding | 87 | |
| Advisory Fees Paid, Amount | $ 1,200,000 | |
| Investment Company Portfolio Turnover | 32% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 87 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 32 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Diversified REITS 20.1 % Warehouse/Industrial REITS 13.1 % Apartment REITS 12.1 % Real Estate 10.1 % Health Care REITS 9.1 % Shopping Centers REITS 8.9 % Storage REITS 7.7 % Office Property REITS 4.1 % Manufactured Homes REITS 3.1 % Regional Malls REITS 2.8 % Hotel REITS 2.8 % Short-Term Investments 1.7 % Single Tenant REITS 1.5 % Healthcare-Services 1.1 % Engineering & Construction 1.0 % Portfolio Composition Country | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000121199 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Dynamic Allocation Fund | |
| Class Name | Dynamic Allocation Fund | |
| Trading Symbol | VDAFX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Dynamic Allocation Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Dynamic Allocation Fund* $ 0.36 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 19 | [49] |
| Expense Ratio, Percent | 0.36% | [49],[50] |
| Net Assets | $ 143,000,000 | |
| Holdings Count | Holding | 48 | |
| Advisory Fees Paid, Amount | $ 200,000 | |
| Investment Company Portfolio Turnover | 12% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 48 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 12 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000222575 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Aggressive Growth Lifestyle Fund | |
| Class Name | Aggressive Growth Lifestyle Fund | |
| Trading Symbol | VLAGX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Aggressive Growth Lifestyle Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Aggressive Growth Lifestyle Fund* $ 0.11 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 6 | [51] |
| Expense Ratio, Percent | 0.11% | [51],[52] |
| Net Assets | $ 734,000,000 | |
| Holdings Count | Holding | 10 | |
| Advisory Fees Paid, Amount | $ 300,000 | |
| Investment Company Portfolio Turnover | 7% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 10 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 7 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000222576 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | U.S. Socially Responsible Fund | |
| Class Name | U.S. Socially Responsible Fund | |
| Trading Symbol | VSRDX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I U.S. Socially Responsible Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage U.S. Socially Responsible Fund* $ 0.37 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 20 | [53] |
| Expense Ratio, Percent | 0.37% | [53],[54] |
| Net Assets | $ 700,000,000 | |
| Holdings Count | Holding | 196 | |
| Advisory Fees Paid, Amount | $ 800,000 | |
| Investment Company Portfolio Turnover | 13% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 196 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 13 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Software 15.2 % Semiconductors 13.0 % Diversified Financial Services 9.2 % Retail 5.7 % Computers 5.5 % Internet 4.4 % Healthcare-Products 3.9 % Commercial Services 3.5 % Telecommunications 3.3 % Oil & Gas 3.3 % Insurance 3.0 % REITS 2.9 % Pharmaceuticals 2.9 % Electric 2.5 % Repurchase Agreements 2.5 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000222577 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Capital Appreciation Fund | |
| Class Name | Capital Appreciation Fund | |
| Trading Symbol | VAPPX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Capital Appreciation Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Capital Appreciation Fund* $ 0.72 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 39 | [55] |
| Expense Ratio, Percent | 0.72% | [55],[56] |
| Net Assets | $ 235,000,000 | |
| Holdings Count | Holding | 62 | |
| Advisory Fees Paid, Amount | $ 600,000 | |
| Investment Company Portfolio Turnover | 21% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 62 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 21 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Internet 19.1 % Software 17.4 % Semiconductors 16.5 % Computers 10.3 % Diversified Financial Services 5.3 % Pharmaceuticals 5.1 % Commercial Services 4.1 % Retail 4.1 % Biotechnology 3.0 % Telecommunications 2.2 % Apparel 1.9 % Short-Term Investments 1.6 % Miscellaneous Manufacturing 1.6 % Insurance 1.5 % Auto Manufacturers 1.5 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000222578 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Conservative Growth Lifestyle Fund | |
| Class Name | Conservative Growth Lifestyle Fund | |
| Trading Symbol | VGCLX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Conservative Growth Lifestyle Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Conservative Growth Lifestyle Fund* $ 0.12 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 6 | [57] |
| Expense Ratio, Percent | 0.12% | [57],[58] |
| Net Assets | $ 294,000,000 | |
| Holdings Count | Holding | 10 | |
| Advisory Fees Paid, Amount | $ 100,000 | |
| Investment Company Portfolio Turnover | 6% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 10 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 6 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000222579 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Core Bond Fund | |
| Class Name | Core Bond Fund | |
| Trading Symbol | VCBDX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Core Bond Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Core Bond Fund* $ 0.49 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 25 | [59] |
| Expense Ratio, Percent | 0.49% | [59],[60] |
| Net Assets | $ 2,550,000,000 | |
| Holdings Count | Holding | 1,592 | |
| Advisory Fees Paid, Amount | $ 5,000,000 | |
| Investment Company Portfolio Turnover | 21% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 1,592 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 21 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund as of the end of the period. Top Industries U.S. Government & Agency Obligations 55.0 % Banks 8.5 % Other Asset Backed Securities 3.6 % Collateralized Mortgage Obligations 3.6 % Electric 3.2 % Short-Term Investments 2.7 % Auto Loan Receivables 2.4 % Oil & Gas 1.4 % Pharmaceuticals 1.3 % Diversified Financial Services 1.3 % Foreign Government Obligations 1.2 % Telecommunications 1.2 % Pipelines 1.1 % Insurance 1.1 % Healthcare-Services 0.9 % Portfolio Composition (% of net assets) Credit Quality * * Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. Unrated investments do not necessarily indicate low credit quality. Credit quality ratings are subject to change. Percentages exclude short-term securities. | |
| Credit Quality Explanation [Text Block] | Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. Unrated investments do not necessarily indicate low credit quality. Credit quality ratings are subject to change. Percentages exclude short-term securities. | |
| Credit Ratings Selection [Text Block] | Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000222580 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | High Yield Bond Fund | |
| Class Name | High Yield Bond Fund | |
| Trading Symbol | VHYLX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I High Yield Bond Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage High Yield Bond Fund* $ 0.69 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 36 | [61] |
| Expense Ratio, Percent | 0.69% | [61],[62] |
| Net Assets | $ 350,000,000 | |
| Holdings Count | Holding | 289 | |
| Advisory Fees Paid, Amount | $ 1,200,000 | |
| Investment Company Portfolio Turnover | 19% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 289 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 19 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund as of the end of the period. Top Industries Short-Term Investments 10.1 % Media 7.9 % Oil & Gas 7.1 % Retail 5.5 % Commercial Services 5.4 % Telecommunications 4.9 % Diversified Financial Services 4.9 % Packaging & Containers 4.4 % Entertainment 4.4 % Software 4.0 % Insurance 3.8 % Computers 3.6 % Home Builders 3.4 % Leisure Time 3.3 % Pipelines 3.2 % Portfolio Composition (% of net assets) Credit Quality * * Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. Unrated investments do not necessarily indicate low credit quality. Credit quality ratings are subject to change. Percentages exclude short-term securities. | |
| Credit Quality Explanation [Text Block] | Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. Unrated investments do not necessarily indicate low credit quality. Credit quality ratings are subject to change. Percentages exclude short-term securities. | |
| Credit Ratings Selection [Text Block] | Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000222581 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | International Opportunities Fund | |
| Class Name | International Opportunities Fund | |
| Trading Symbol | VIOPX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I International Opportunities Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage International Opportunities Fund* $ 1.01 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 51 | [63] |
| Expense Ratio, Percent | 1.01% | [63],[64] |
| Net Assets | $ 389,000,000 | |
| Holdings Count | Holding | 348 | |
| Advisory Fees Paid, Amount | $ 1,600,000 | |
| Investment Company Portfolio Turnover | 31% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 348 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 31 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Software 6.4 % Machinery-Diversified 6.4 % Healthcare-Products 5.3 % Computers 5.1 % Commercial Services 5.0 % Short-Term Investments 4.8 % Electronics 4.8 % Internet 4.2 % Retail 4.0 % Banks 3.9 % Miscellaneous Manufacturing 3.0 % Diversified Financial Services 3.0 % Food 2.7 % Chemicals 2.7 % Distribution/Wholesale 2.6 % Portfolio Composition Country | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000222582 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Mid Cap Value Fund | |
| Class Name | Mid Cap Value Fund | |
| Trading Symbol | VVMCX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Mid Cap Value Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Mid Cap Value Fund* $ 0.82 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 44 | [65] |
| Expense Ratio, Percent | 0.82% | [65],[66] |
| Net Assets | $ 875,000,000 | |
| Holdings Count | Holding | 207 | |
| Advisory Fees Paid, Amount | $ 2,600,000 | |
| Investment Company Portfolio Turnover | 62% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 207 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 62 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries REITS 9.3 % Diversified Financial Services 9.2 % Banks 6.6 % Oil & Gas 5.2 % Electronics 4.3 % Insurance 4.1 % Retail 3.0 % Electric 3.0 % Chemicals 2.9 % Aerospace/Defense 2.9 % Transportation 2.6 % Commercial Services 2.6 % Building Materials 2.5 % Machinery-Diversified 2.4 % Computers 2.4 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000222583 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Moderate Growth Lifestyle Fund | |
| Class Name | Moderate Growth Lifestyle Fund | |
| Trading Symbol | VLSMX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Moderate Growth Lifestyle Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Moderate Growth Lifestyle Fund* $ 0.10 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 5 | [67] |
| Expense Ratio, Percent | 0.10% | [67],[68] |
| Net Assets | $ 1,052,000,000 | |
| Holdings Count | Holding | 10 | |
| Advisory Fees Paid, Amount | $ 400,000 | |
| Investment Company Portfolio Turnover | 6% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 10 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 6 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000222584 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Small Cap Value Fund | |
| Class Name | Small Cap Value Fund | |
| Trading Symbol | VVSCX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Small Cap Value Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Small Cap Value Fund* $ 0.83 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 45 | [69] |
| Expense Ratio, Percent | 0.83% | [69],[70] |
| Net Assets | $ 375,000,000 | |
| Holdings Count | Holding | 435 | |
| Advisory Fees Paid, Amount | $ 1,200,000 | |
| Investment Company Portfolio Turnover | 39% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 435 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 39 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Banks 18.9 % REITS 11.0 % Commercial Services 4.8 % Oil & Gas 4.3 % Diversified Financial Services 4.1 % Biotechnology 3.4 % Retail 3.3 % Engineering & Construction 3.0 % Building Materials 2.8 % Insurance 2.7 % Home Builders 2.7 % Electric 2.7 % Electronics 2.4 % Distribution/Wholesale 2.1 % Savings & Loans 1.8 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| C000224903 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Small Cap Growth Fund | |
| Class Name | Small Cap Growth Fund | |
| Trading Symbol | VVSGX | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about the VALIC Company I Small Cap Growth Fund (the “Fund”) for the period of June 1, 2024 to November 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 corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Additional Information Phone Number | 1-800-448-2542 | |
| Additional Information Website | corebridgefinancial.com/rs/prospectus-and-reports/annuities#underlyingfunds | |
| Expenses [Text Block] | Fund Expenses What were the Fund costs for the last six months ? (Based on a hypothetical $10,000 investment) Fund Costs of a $10,000 investment Costs paid as a percentage Small Cap Growth Fund* $ 0.87 % * * * The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund. ** Annualized | |
| Expenses Paid, Amount | $ 47 | [71] |
| Expense Ratio, Percent | 0.87% | [71],[72] |
| Net Assets | $ 545,000,000 | |
| Holdings Count | Holding | 158 | |
| Advisory Fees Paid, Amount | $ 2,100,000 | |
| Investment Company Portfolio Turnover | 115% | |
| Additional Fund Statistics [Text Block] | Key Fund Statistics The following table outlines key fund statistics. Net assets $ Total number of portfolio holdings 158 Total net advisory fee paid $ Portfolio turnover rate during the reporting period 115 % | |
| Holdings [Text Block] | Graphical Representation of Holdings The information below represents the composition of the Fund's net assets as of the end of the period. Top Industries Biotechnology 10.2 % Software 9.1 % Healthcare-Products 6.9 % Commercial Services 6.1 % Building Materials 5.0 % Pharmaceuticals 4.8 % Retail 4.5 % Insurance 3.7 % Semiconductors 3.6 % Healthcare-Services 2.9 % Aerospace/Defense 2.9 % Engineering & Construction 2.8 % Internet 2.7 % Distribution/Wholesale 2.5 % Environmental Control 2.5 % Portfolio Composition | |
| Accountant Change Disagreements [Text Block] | Changes in and Disagreements with Accountants There were no disagreements with the accountants during the period. | |
| [1]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[2]Annualized[3]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[4]Annualized[5]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[6]Annualized[7]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[8]Annualized[9]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[10]Annualized[11]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[12]Annualized[13]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[14]Annualized[15]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[16]Annualized[17]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[18]Annualized[19]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[20]Annualized[21]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[22]Annualized[23]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[24]Annualized[25]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[26]Annualized[27]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[28]Annualized[29]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[30]Annualized[31]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[32]Annualized[33]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[34]Annualized[35]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[36]Annualized[37]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[38]Annualized[39]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[40]Annualized[41]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[42]Annualized[43]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[44]Annualized[45]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[46]Annualized[47]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[48]Annualized[49]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[50]Annualized[51]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[52]Annualized[53]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[54]Annualized[55]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[56]Annualized[57]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[58]Annualized[59]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[60]Annualized[61]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[62]Annualized[63]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[64]Annualized[65]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[66]Annualized[67]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[68]Annualized[69]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[70]Annualized[71]The expenses shown in the table are meant to highlight your ongoing costs only and do not reflect any fees and expenses that may be charged by the variable annuity contracts and variable life insurance policies, qualified retirement plans and individual retirement accounts that invest in the Fund.[72]Annualized | ||
| Shareholder Report, Holdings (Details) | Nov. 30, 2024 | |
| C000021763 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.90% | |
| C000021763 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.30% | |
| C000021763 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.60% | |
| C000021763 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.10% | |
| C000021763 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.70% | |
| C000021763 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4% | |
| C000021763 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.70% | |
| C000021763 [Member] | Collateralized Mortgage Obligations Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.50% | |
| C000021763 [Member] | Building Materials [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000021763 [Member] | Aerospace Defense [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000021763 [Member] | Biotechnology [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.90% | |
| C000021763 [Member] | Repurchase Agreements Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.90% | |
| C000021763 [Member] | US Government Corporations and Agencies Securities Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 17.50% | |
| C000021763 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.30% | |
| C000021763 [Member] | Other Asset Backed Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3% | |
| C000021763 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.90% | |
| C000021763 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 61.30% | |
| C000021763 [Member] | US Government Corporations and Agencies Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 17.50% | |
| C000021763 [Member] | Corporate Bonds And Notes [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 11.20% | |
| C000021763 [Member] | Asset-Backed Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.50% | |
| C000021763 [Member] | Collateralized Mortgage Obligations [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.50% | |
| C000021763 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000021763 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.20%) | |
| C000021764 [Member] | Other countries [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.70% | |
| C000021764 [Member] | Other assets less liabilities Country [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (3.20%) | |
| C000021764 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.40% | |
| C000021764 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000021764 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 12.70% | |
| C000021764 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000021764 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000021764 [Member] | Aerospace Defense [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000021764 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.80% | |
| C000021764 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.50% | |
| C000021764 [Member] | Food [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.40% | |
| C000021764 [Member] | Telecommunications [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3% | |
| C000021764 [Member] | Auto Manufacturers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000021764 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.80% | |
| C000021764 [Member] | Mining [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000021764 [Member] | Short Term Investments Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4% | |
| C000021764 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.80% | |
| C000021764 [Member] | UNITED KINGDOM | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 14% | |
| C000021764 [Member] | FRANCE | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.70% | |
| C000021764 [Member] | SWITZERLAND | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.70% | |
| C000021764 [Member] | GERMANY | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.90% | |
| C000021764 [Member] | AUSTRALIA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.50% | |
| C000021764 [Member] | NETHERLANDS | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.70% | |
| C000021764 [Member] | UNITED STATES | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.40% | |
| C000021764 [Member] | DENMARK | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000021764 [Member] | SWEDEN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.10% | |
| C000021764 [Member] | SPAIN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.60% | |
| C000021764 [Member] | ITALY | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.10% | |
| C000021764 [Member] | JAPAN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 22.60% | |
| C000021764 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000021764 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 97.80% | |
| C000021764 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4% | |
| C000021764 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (3.20%) | |
| C000021764 [Member] | Unaffiliated Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.10% | |
| C000021765 [Member] | Other countries [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 33.60% | |
| C000021765 [Member] | Baa [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 11.20% | [1] |
| C000021765 [Member] | Moody's, Aaa Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 41.70% | [1] |
| C000021765 [Member] | Ba [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 8.10% | [1] |
| C000021765 [Member] | Standard & Poor's, A Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 2.90% | [1] |
| C000021765 [Member] | Standard & Poor's, B Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 3.20% | [1] |
| C000021765 [Member] | Standard & Poor's, AA Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 10.80% | [1] |
| C000021765 [Member] | Caa [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 3.50% | [1] |
| C000021765 [Member] | Not Rated [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 18.60% | [1] |
| C000021765 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000021765 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.80% | |
| C000021765 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.50% | |
| C000021765 [Member] | Food [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000021765 [Member] | Mining [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000021765 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.40% | |
| C000021765 [Member] | Chemicals Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000021765 [Member] | Distribution Wholesale [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000021765 [Member] | Transportation Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000021765 [Member] | Energy Alternate Sources [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000021765 [Member] | UNITED KINGDOM | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.80% | |
| C000021765 [Member] | FRANCE | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000021765 [Member] | GERMANY | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000021765 [Member] | UNITED STATES | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 38.70% | |
| C000021765 [Member] | SPAIN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.70% | |
| C000021765 [Member] | ITALY | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.50% | |
| C000021765 [Member] | JAPAN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.90% | |
| C000021765 [Member] | UNITED ARAB EMIRATES | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.10% | |
| C000021765 [Member] | US Government Corporations and Agencies Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 37.60% | |
| C000021765 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.80% | |
| C000021765 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1% | |
| C000021765 [Member] | Foreign Government Obligations [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 54.80% | |
| C000021766 [Member] | Other countries [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.70% | |
| C000021766 [Member] | Other assets less liabilities Country [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (3.90%) | |
| C000021766 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.70% | |
| C000021766 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 15.70% | |
| C000021766 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.10% | |
| C000021766 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.30% | |
| C000021766 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.60% | |
| C000021766 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000021766 [Member] | Short Term Investments Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7% | |
| C000021766 [Member] | Transportation Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 11.40% | |
| C000021766 [Member] | Apparel [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 12.50% | |
| C000021766 [Member] | Electrical Components And Equipment [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.30% | |
| C000021766 [Member] | Machinery Diversified [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.20% | |
| C000021766 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000021766 [Member] | Media [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.30% | |
| C000021766 [Member] | Cosmetics Personal Care [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.30% | |
| C000021766 [Member] | UNITED KINGDOM | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.90% | |
| C000021766 [Member] | FRANCE | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 17.80% | |
| C000021766 [Member] | SWITZERLAND | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.50% | |
| C000021766 [Member] | NETHERLANDS | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.10% | |
| C000021766 [Member] | UNITED STATES | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 14.30% | |
| C000021766 [Member] | DENMARK | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.40% | |
| C000021766 [Member] | ITALY | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.90% | |
| C000021766 [Member] | JAPAN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.20% | |
| C000021766 [Member] | CANADA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.90% | |
| C000021766 [Member] | INDIA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.10% | |
| C000021766 [Member] | LUXEMBOURG | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.30% | |
| C000021766 [Member] | TAIWAN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.10% | |
| C000021766 [Member] | HONG KONG | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000021766 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 96.90% | |
| C000021766 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7% | |
| C000021766 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (3.90%) | |
| C000021766 [Member] | Private Equity Funds [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.60% | |
| C000021768 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.70% | |
| C000021768 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 18.30% | |
| C000021768 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.60% | |
| C000021768 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.70% | |
| C000021768 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000021768 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.80% | |
| C000021768 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000021768 [Member] | Apparel [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000021768 [Member] | Electrical Components And Equipment [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000021768 [Member] | Machinery Diversified [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.90% | |
| C000021768 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.90% | |
| C000021768 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.70% | |
| C000021768 [Member] | Electronics [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.90% | |
| C000021768 [Member] | Household Products Wares [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000021768 [Member] | REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.90% | |
| C000021768 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 99.40% | |
| C000021768 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.60% | |
| C000021768 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0% | |
| C000021769 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000021769 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.20% | |
| C000021769 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.90% | |
| C000021769 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.30% | |
| C000021769 [Member] | Building Materials [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.30% | |
| C000021769 [Member] | Biotechnology [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000021769 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000021769 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.40% | |
| C000021769 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000021769 [Member] | Machinery Diversified [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.30% | |
| C000021769 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000021769 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000021769 [Member] | Electronics [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000021769 [Member] | REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.80% | |
| C000021769 [Member] | Engineering And Construction [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000021769 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.10% | |
| C000021769 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 97.70% | |
| C000021769 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.70% | |
| C000021769 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.50%) | |
| C000021770 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000021770 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 18.50% | |
| C000021770 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.70% | |
| C000021770 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.50% | |
| C000021770 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.80% | |
| C000021770 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000021770 [Member] | Aerospace Defense [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000021770 [Member] | Biotechnology [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000021770 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000021770 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.90% | |
| C000021770 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.60% | |
| C000021770 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.30% | |
| C000021770 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.20% | |
| C000021770 [Member] | Electronics [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000021770 [Member] | Entertainment Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3% | |
| C000021770 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 98.80% | |
| C000021770 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.10% | |
| C000021770 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.10% | |
| C000021772 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 22.10% | |
| C000021772 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 14.40% | |
| C000021772 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 20.70% | |
| C000021772 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.40% | |
| C000021772 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.30% | |
| C000021772 [Member] | Biotechnology [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.30% | |
| C000021772 [Member] | Repurchase Agreements Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000021772 [Member] | Telecommunications [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000021772 [Member] | Auto Manufacturers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.30% | |
| C000021772 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.10% | |
| C000021772 [Member] | Chemicals Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.40% | |
| C000021772 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.60% | |
| C000021772 [Member] | Media [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.50% | |
| C000021772 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.10% | |
| C000021772 [Member] | Beverages [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.20% | |
| C000021772 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000021772 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 97.80% | |
| C000021772 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000021772 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.10%) | |
| C000021773 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 24.10% | |
| C000021773 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 33.80% | |
| C000021773 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 19.20% | |
| C000021773 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.60% | |
| C000021773 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.20% | |
| C000021773 [Member] | Telecommunications [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.40% | |
| C000021773 [Member] | Auto Manufacturers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.60% | |
| C000021773 [Member] | Short Term Investments Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.50% | |
| C000021773 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.60% | |
| C000021773 [Member] | Media [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.50% | |
| C000021773 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 12.90% | |
| C000021773 [Member] | Electronics [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1% | |
| C000021773 [Member] | Machinery Construction And Mining [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.10% | |
| C000021773 [Member] | Toys Games Hobbies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.40% | |
| C000021773 [Member] | Healthcare Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000021773 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 99.10% | |
| C000021773 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.50% | |
| C000021773 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0% | |
| C000021773 [Member] | Convertible Preferred Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.40% | |
| C000021774 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 15.60% | |
| C000021774 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 17% | |
| C000021774 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 21% | |
| C000021774 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.40% | |
| C000021774 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.90% | |
| C000021774 [Member] | Biotechnology [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.20% | |
| C000021774 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.40% | |
| C000021774 [Member] | Auto Manufacturers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.20% | |
| C000021774 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.80% | |
| C000021774 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000021774 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.80% | |
| C000021774 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 12.30% | |
| C000021774 [Member] | Engineering And Construction [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.80% | |
| C000021774 [Member] | Beverages [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1% | |
| C000021774 [Member] | Unaffiliated Investment Companies Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.20% | |
| C000021774 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 98.20% | |
| C000021774 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.50% | |
| C000021774 [Member] | Unaffiliated Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.20% | |
| C000021774 [Member] | Convertible Preferred Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.10% | |
| C000021776 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.20% | |
| C000021776 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.40% | |
| C000021776 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.80% | |
| C000021776 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.90% | |
| C000021776 [Member] | Biotechnology [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.70% | |
| C000021776 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.60% | |
| C000021776 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000021776 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000021776 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.40% | |
| C000021776 [Member] | Machinery Diversified [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.20% | |
| C000021776 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.30% | |
| C000021776 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.10% | |
| C000021776 [Member] | Electronics [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.30% | |
| C000021776 [Member] | REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.10% | |
| C000021776 [Member] | Engineering And Construction [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000021776 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1% | |
| C000021776 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 98.60% | |
| C000021776 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000021776 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (1.60%) | |
| C000021777 [Member] | Other countries [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.40% | |
| C000021777 [Member] | Other assets less liabilities Country [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.40% | |
| C000021777 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.30% | |
| C000021777 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000021777 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8% | |
| C000021777 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.30% | |
| C000021777 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.20% | |
| C000021777 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000021777 [Member] | Food [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.30% | |
| C000021777 [Member] | Telecommunications [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000021777 [Member] | Auto Manufacturers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000021777 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.90% | |
| C000021777 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.90% | |
| C000021777 [Member] | Chemicals Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.50% | |
| C000021777 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000021777 [Member] | Electronics [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000021777 [Member] | Engineering And Construction [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.20% | |
| C000021777 [Member] | UNITED KINGDOM | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 13% | |
| C000021777 [Member] | FRANCE | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.50% | |
| C000021777 [Member] | SWITZERLAND | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 11.50% | |
| C000021777 [Member] | GERMANY | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.20% | |
| C000021777 [Member] | AUSTRALIA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.70% | |
| C000021777 [Member] | NETHERLANDS | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.20% | |
| C000021777 [Member] | DENMARK | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.40% | |
| C000021777 [Member] | SWEDEN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.80% | |
| C000021777 [Member] | ITALY | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.80% | |
| C000021777 [Member] | JAPAN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 23.10% | |
| C000021777 [Member] | HONG KONG | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000021777 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.10% | |
| C000021777 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 97.30% | |
| C000021777 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.20% | |
| C000021777 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.40% | |
| C000021778 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.80% | |
| C000021778 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.40% | |
| C000021778 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 11.80% | |
| C000021778 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.40% | |
| C000021778 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.70% | |
| C000021778 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.80% | |
| C000021778 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.30% | |
| C000021778 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.40% | |
| C000021778 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000021778 [Member] | Auto Manufacturers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.30% | |
| C000021778 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.90% | |
| C000021778 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3% | |
| C000021778 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.70% | |
| C000021778 [Member] | REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.10% | |
| C000021778 [Member] | Healthcare Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000021778 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.60% | |
| C000021778 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 99.20% | |
| C000021778 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.10% | |
| C000021778 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.10% | |
| C000021782 [Member] | Baa [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 3.70% | [2] |
| C000021782 [Member] | Moody's, Aaa Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 91.60% | [2] |
| C000021782 [Member] | Standard & Poor's, A Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 2.30% | [2] |
| C000021782 [Member] | Not Rated [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 2.40% | [2] |
| C000021782 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000021782 [Member] | US Government Corporations and Agencies Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 66.70% | |
| C000021782 [Member] | Corporate Bonds And Notes [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.70% | |
| C000021782 [Member] | Asset-Backed Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.60% | |
| C000021782 [Member] | Collateralized Mortgage Obligations [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 21.60% | |
| C000021782 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000021782 [Member] | Municipal Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.20% | |
| C000021783 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.20% | |
| C000021783 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 11.20% | |
| C000021783 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.50% | |
| C000021783 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.50% | |
| C000021783 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.70% | |
| C000021783 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.40% | |
| C000021783 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.50% | |
| C000021783 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.10% | |
| C000021783 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.90% | |
| C000021783 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.90% | |
| C000021783 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.90% | |
| C000021783 [Member] | Media [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.70% | |
| C000021783 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.90% | |
| C000021783 [Member] | REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.70% | |
| C000021783 [Member] | Healthcare Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000021783 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 99.50% | |
| C000021783 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.40% | |
| C000021783 [Member] | Unaffiliated Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.10% | |
| C000021785 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.30% | |
| C000021785 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.70% | |
| C000021785 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.70% | |
| C000021785 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.30% | |
| C000021785 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.10% | |
| C000021785 [Member] | Aerospace Defense [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.90% | |
| C000021785 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.60% | |
| C000021785 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.60% | |
| C000021785 [Member] | Telecommunications [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000021785 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.30% | |
| C000021785 [Member] | Short Term Investments Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000021785 [Member] | Chemicals Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.70% | |
| C000021785 [Member] | Media [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000021785 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.40% | |
| C000021785 [Member] | Healthcare Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.50% | |
| C000021785 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 97.30% | |
| C000021785 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000021785 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.50%) | |
| C000021786 [Member] | Baa [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 5.30% | [3] |
| C000021786 [Member] | Moody's, Aaa Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 71.80% | [3] |
| C000021786 [Member] | Ba [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 0.30% | [3] |
| C000021786 [Member] | Standard & Poor's, A Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 0.60% | [3] |
| C000021786 [Member] | Standard & Poor's, B Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 0.60% | [3] |
| C000021786 [Member] | Standard & Poor's, AA Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 4.30% | [3] |
| C000021786 [Member] | Not Rated [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 17.10% | [3] |
| C000021786 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.40% | |
| C000021786 [Member] | US Government Corporations and Agencies Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 55.20% | |
| C000021786 [Member] | Corporate Bonds And Notes [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000021786 [Member] | Asset-Backed Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.50% | |
| C000021786 [Member] | Collateralized Mortgage Obligations [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000021786 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (3.30%) | |
| C000021786 [Member] | Foreign Government Obligations [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 39% | |
| C000021786 [Member] | Municipal Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.80% | |
| C000022843 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.90% | |
| C000022843 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.90% | |
| C000022843 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.50% | |
| C000022843 [Member] | Aerospace Defense [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.50% | |
| C000022843 [Member] | Biotechnology [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.90% | |
| C000022843 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.80% | |
| C000022843 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.20% | |
| C000022843 [Member] | Food [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.80% | |
| C000022843 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.10% | |
| C000022843 [Member] | Electrical Components And Equipment [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000022843 [Member] | Media [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.30% | |
| C000022843 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.50% | |
| C000022843 [Member] | Electronics [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000022843 [Member] | REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.70% | |
| C000022843 [Member] | Healthcare Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.30% | |
| C000022843 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.90% | |
| C000022843 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 99.10% | |
| C000022843 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0% | |
| C000022844 [Member] | Other countries [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.10% | |
| C000022844 [Member] | Other assets less liabilities Country [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.60%) | |
| C000022844 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.90% | |
| C000022844 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 16.40% | |
| C000022844 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5% | |
| C000022844 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.80% | |
| C000022844 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7% | |
| C000022844 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.50% | |
| C000022844 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.90% | |
| C000022844 [Member] | Food [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.10% | |
| C000022844 [Member] | Telecommunications [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.40% | |
| C000022844 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.40% | |
| C000022844 [Member] | Mining [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.60% | |
| C000022844 [Member] | Short Term Investments Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.10% | |
| C000022844 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3% | |
| C000022844 [Member] | Distribution Wholesale [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.90% | |
| C000022844 [Member] | Beverages [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000022844 [Member] | UNITED KINGDOM | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 22.10% | |
| C000022844 [Member] | FRANCE | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 13.50% | |
| C000022844 [Member] | SWITZERLAND | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.90% | |
| C000022844 [Member] | GERMANY | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.90% | |
| C000022844 [Member] | AUSTRALIA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000022844 [Member] | NETHERLANDS | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.40% | |
| C000022844 [Member] | UNITED STATES | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000022844 [Member] | SPAIN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.10% | |
| C000022844 [Member] | JAPAN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 21.10% | |
| C000022844 [Member] | CANADA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000022844 [Member] | SINGAPORE | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000022844 [Member] | IRELAND | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000022844 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 98.20% | |
| C000022844 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.10% | |
| C000022844 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.60%) | |
| C000022844 [Member] | Unaffiliated Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000022845 [Member] | Other countries [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.10% | |
| C000022845 [Member] | Other assets less liabilities Country [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.10%) | |
| C000022845 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 16.30% | |
| C000022845 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 12.40% | |
| C000022845 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 16.20% | |
| C000022845 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.40% | |
| C000022845 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.30% | |
| C000022845 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.80% | |
| C000022845 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.60% | |
| C000022845 [Member] | Telecommunications [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.50% | |
| C000022845 [Member] | Auto Manufacturers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000022845 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4% | |
| C000022845 [Member] | Mining [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.30% | |
| C000022845 [Member] | Short Term Investments Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.90% | |
| C000022845 [Member] | Chemicals Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000022845 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.10% | |
| C000022845 [Member] | Beverages [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.90% | |
| C000022845 [Member] | UNITED STATES | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.30% | |
| C000022845 [Member] | INDIA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 18.20% | |
| C000022845 [Member] | TAIWAN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 18.20% | |
| C000022845 [Member] | CAYMAN ISLANDS | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 16.40% | |
| C000022845 [Member] | CHINA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 11% | |
| C000022845 [Member] | KOREA, REPUBLIC OF | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.30% | |
| C000022845 [Member] | BRAZIL | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.30% | |
| C000022845 [Member] | SAUDI ARABIA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000022845 [Member] | SOUTH AFRICA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000022845 [Member] | MEXICO | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000022845 [Member] | INDONESIA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000022845 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 98.20% | |
| C000022845 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.90% | |
| C000022845 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.10%) | |
| C000022846 [Member] | Other countries [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 21.90% | |
| C000022846 [Member] | Other assets less liabilities Country [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (1.50%) | |
| C000022846 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6% | |
| C000022846 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.70% | |
| C000022846 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.30% | |
| C000022846 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.70% | |
| C000022846 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.60% | |
| C000022846 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000022846 [Member] | Collateralized Mortgage Obligations Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000022846 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.20% | |
| C000022846 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000022846 [Member] | Short Term Investments Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9% | |
| C000022846 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.30% | |
| C000022846 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000022846 [Member] | Foreign Government Obligations Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.10% | |
| C000022846 [Member] | UNITED KINGDOM | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000022846 [Member] | UNITED STATES | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 58.80% | |
| C000022846 [Member] | JAPAN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000022846 [Member] | CANADA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.50% | |
| C000022846 [Member] | TAIWAN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000022846 [Member] | CAYMAN ISLANDS | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000022846 [Member] | MEXICO | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.40% | |
| C000022846 [Member] | Other Asset Backed Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000022846 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 61% | |
| C000022846 [Member] | Corporate Bonds And Notes [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 20.70% | |
| C000022846 [Member] | Asset-Backed Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000022846 [Member] | Collateralized Mortgage Obligations [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000022846 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9% | |
| C000022846 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (1.50%) | |
| C000022846 [Member] | Foreign Government Obligations [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.10% | |
| C000022846 [Member] | Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.10% | |
| C000022846 [Member] | Loans [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.50% | |
| C000022846 [Member] | Convertible Bonds And Notes [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.10% | |
| C000022849 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 11.10% | |
| C000022849 [Member] | Building Materials [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.60% | |
| C000022849 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4% | |
| C000022849 [Member] | Food [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.20% | |
| C000022849 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.90% | |
| C000022849 [Member] | Short Term Investments Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.40% | |
| C000022849 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.90% | |
| C000022849 [Member] | Chemicals Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.80% | |
| C000022849 [Member] | Machinery Diversified [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.70% | |
| C000022849 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.80% | |
| C000022849 [Member] | Household Products Wares [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.50% | |
| C000022849 [Member] | REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000022849 [Member] | Metal Fabricate Hardware [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.90% | |
| C000022849 [Member] | Container and Packaging Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.10% | |
| C000022849 [Member] | Hand Machine Tools [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000022849 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 97.80% | |
| C000022849 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.40% | |
| C000022849 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (1.20%) | |
| C000022851 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 18.80% | |
| C000022851 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 16.50% | |
| C000022851 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 22.90% | |
| C000022851 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.80% | |
| C000022851 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.30% | |
| C000022851 [Member] | Aerospace Defense [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.50% | |
| C000022851 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.40% | |
| C000022851 [Member] | Auto Manufacturers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.40% | |
| C000022851 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.20% | |
| C000022851 [Member] | Chemicals Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.20% | |
| C000022851 [Member] | Distribution Wholesale [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.20% | |
| C000022851 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.30% | |
| C000022851 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.50% | |
| C000022851 [Member] | Machinery Construction And Mining [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.40% | |
| C000022851 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 98.30% | |
| C000022851 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.70% | |
| C000022851 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.30%) | |
| C000022851 [Member] | Unaffiliated Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.80% | |
| C000022851 [Member] | Private Equity Funds [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.30% | |
| C000022851 [Member] | Convertible Preferred Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.50% | |
| C000059956 [Member] | Other countries [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.20% | |
| C000059956 [Member] | Other assets less liabilities Country [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.30%) | |
| C000059956 [Member] | Short Term Investments Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.70% | |
| C000059956 [Member] | Engineering And Construction [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1% | |
| C000059956 [Member] | Healthcare Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.10% | |
| C000059956 [Member] | Diversified REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 20.10% | |
| C000059956 [Member] | Warehouse Industrial REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 13.10% | |
| C000059956 [Member] | Apartment REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 12.10% | |
| C000059956 [Member] | Real Estate Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.10% | |
| C000059956 [Member] | Health Care REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.10% | |
| C000059956 [Member] | Shopping Centers REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.90% | |
| C000059956 [Member] | Storage REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.70% | |
| C000059956 [Member] | Office Property REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.10% | |
| C000059956 [Member] | Manufactured Homes REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.10% | |
| C000059956 [Member] | Regional Malls REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.80% | |
| C000059956 [Member] | Hotel REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.80% | |
| C000059956 [Member] | Single Tenant REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.50% | |
| C000059956 [Member] | UNITED KINGDOM | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.40% | |
| C000059956 [Member] | GERMANY | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.60% | |
| C000059956 [Member] | AUSTRALIA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.30% | |
| C000059956 [Member] | UNITED STATES | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 67.10% | |
| C000059956 [Member] | JAPAN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.80% | |
| C000059956 [Member] | CANADA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000059956 [Member] | SINGAPORE | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000059956 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 98.60% | |
| C000059956 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.70% | |
| C000059956 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.30%) | |
| C000121199 [Member] | US Government Corporations and Agencies Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 13.60% | |
| C000121199 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.20% | |
| C000121199 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.70%) | |
| C000121199 [Member] | Domestic Equity Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 55% | |
| C000121199 [Member] | Domestic Fixed Income Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 18.50% | |
| C000121199 [Member] | International Equity Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 8.40% | |
| C000121199 [Member] | Purchased Options [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.70% | |
| C000121199 [Member] | International Fixed Income Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.30% | |
| C000222575 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1% | |
| C000222575 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.00%) | |
| C000222575 [Member] | Domestic Equity Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 62% | |
| C000222575 [Member] | Domestic Fixed Income Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 17.90% | |
| C000222575 [Member] | International Equity Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 19.10% | |
| C000222576 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 13% | |
| C000222576 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 15.20% | |
| C000222576 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.40% | |
| C000222576 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.20% | |
| C000222576 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.70% | |
| C000222576 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000222576 [Member] | Repurchase Agreements Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000222576 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000222576 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.30% | |
| C000222576 [Member] | Telecommunications [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.30% | |
| C000222576 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3% | |
| C000222576 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.50% | |
| C000222576 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.90% | |
| C000222576 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.50% | |
| C000222576 [Member] | REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000222576 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000222576 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 97.20% | |
| C000222576 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.20% | |
| C000222576 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.10% | |
| C000222577 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 16.50% | |
| C000222577 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 17.40% | |
| C000222577 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 19.10% | |
| C000222577 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.30% | |
| C000222577 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.10% | |
| C000222577 [Member] | Biotechnology [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3% | |
| C000222577 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.10% | |
| C000222577 [Member] | Telecommunications [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.20% | |
| C000222577 [Member] | Auto Manufacturers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.50% | |
| C000222577 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.50% | |
| C000222577 [Member] | Short Term Investments Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.60% | |
| C000222577 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.10% | |
| C000222577 [Member] | Apparel [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.90% | |
| C000222577 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.30% | |
| C000222577 [Member] | Miscellaneous Manufacturing [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.60% | |
| C000222577 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 98.40% | |
| C000222577 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.60% | |
| C000222577 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.00%) | |
| C000222578 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1% | |
| C000222578 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.00%) | |
| C000222578 [Member] | Domestic Equity Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 32% | |
| C000222578 [Member] | Domestic Fixed Income Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 58% | |
| C000222578 [Member] | International Equity Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9% | |
| C000222579 [Member] | Baa [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 18.90% | [4] |
| C000222579 [Member] | Moody's, Aaa Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 61.30% | [4] |
| C000222579 [Member] | Ba [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 1.50% | [4] |
| C000222579 [Member] | Standard & Poor's, A Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 10.70% | [4] |
| C000222579 [Member] | Standard & Poor's, B Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 1.10% | [4] |
| C000222579 [Member] | Standard & Poor's, AA Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 2.10% | [4] |
| C000222579 [Member] | Caa [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 0.20% | [4] |
| C000222579 [Member] | Not Rated [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 4.20% | [4] |
| C000222579 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 8.50% | |
| C000222579 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.30% | |
| C000222579 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000222579 [Member] | Collateralized Mortgage Obligations Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000222579 [Member] | US Government Corporations and Agencies Securities Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 55% | |
| C000222579 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.30% | |
| C000222579 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.40% | |
| C000222579 [Member] | Telecommunications [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.20% | |
| C000222579 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.10% | |
| C000222579 [Member] | Short Term Investments Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000222579 [Member] | Healthcare Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.90% | |
| C000222579 [Member] | Foreign Government Obligations Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.20% | |
| C000222579 [Member] | Pipelines [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.10% | |
| C000222579 [Member] | Other Asset Backed Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000222579 [Member] | US Government Corporations and Agencies Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 55% | |
| C000222579 [Member] | Corporate Bonds And Notes [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 30.90% | |
| C000222579 [Member] | Asset-Backed Securities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.80% | |
| C000222579 [Member] | Collateralized Mortgage Obligations [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000222579 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000222579 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.20%) | |
| C000222579 [Member] | Foreign Government Obligations [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.20% | |
| C000222579 [Member] | Auto Loan Receivables [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000222580 [Member] | Baa [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 2.30% | [5] |
| C000222580 [Member] | Moody's, Ca Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 0.40% | [5] |
| C000222580 [Member] | Ba [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 31.30% | [5] |
| C000222580 [Member] | Standard & Poor's, B Rating [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 48.30% | [5] |
| C000222580 [Member] | Caa [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 15% | [5] |
| C000222580 [Member] | Not Rated [Member] | ||
| Holdings [Line Items] | ||
| Percent of Total Investments | 2.70% | [5] |
| C000222580 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4% | |
| C000222580 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.90% | |
| C000222580 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.50% | |
| C000222580 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.10% | |
| C000222580 [Member] | Telecommunications [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.90% | |
| C000222580 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.80% | |
| C000222580 [Member] | Short Term Investments Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.10% | |
| C000222580 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.40% | |
| C000222580 [Member] | Media [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 7.90% | |
| C000222580 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000222580 [Member] | Entertainment Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.40% | |
| C000222580 [Member] | Container and Packaging Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.40% | |
| C000222580 [Member] | Pipelines [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.20% | |
| C000222580 [Member] | Home Builders [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.40% | |
| C000222580 [Member] | Leisure Time [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.30% | |
| C000222580 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1% | |
| C000222580 [Member] | Corporate Bonds And Notes [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 91.70% | |
| C000222580 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.10% | |
| C000222580 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (8.50%) | |
| C000222580 [Member] | Loans [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2% | |
| C000222580 [Member] | Convertible Bonds And Notes [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.70% | |
| C000222581 [Member] | Other countries [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 16.50% | |
| C000222581 [Member] | Other assets less liabilities Country [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (3.40%) | |
| C000222581 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.40% | |
| C000222581 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.20% | |
| C000222581 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.90% | |
| C000222581 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3% | |
| C000222581 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4% | |
| C000222581 [Member] | Food [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000222581 [Member] | Short Term Investments Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.80% | |
| C000222581 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5% | |
| C000222581 [Member] | Chemicals Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000222581 [Member] | Distribution Wholesale [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.60% | |
| C000222581 [Member] | Machinery Diversified [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.40% | |
| C000222581 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.30% | |
| C000222581 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.10% | |
| C000222581 [Member] | Electronics [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.80% | |
| C000222581 [Member] | Miscellaneous Manufacturing [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3% | |
| C000222581 [Member] | UNITED KINGDOM | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 15.80% | |
| C000222581 [Member] | FRANCE | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000222581 [Member] | SWITZERLAND | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5% | |
| C000222581 [Member] | GERMANY | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.20% | |
| C000222581 [Member] | AUSTRALIA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.40% | |
| C000222581 [Member] | UNITED STATES | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6% | |
| C000222581 [Member] | DENMARK | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.10% | |
| C000222581 [Member] | SWEDEN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.30% | |
| C000222581 [Member] | ITALY | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.90% | |
| C000222581 [Member] | JAPAN | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 28.80% | |
| C000222581 [Member] | CANADA | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000222581 [Member] | BRAZIL | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000222581 [Member] | ISRAEL | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000222581 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.10% | |
| C000222581 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 97.40% | |
| C000222581 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.80% | |
| C000222581 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (3.40%) | |
| C000222581 [Member] | Unaffiliated Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.10% | |
| C000222582 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.60% | |
| C000222582 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.20% | |
| C000222582 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3% | |
| C000222582 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3% | |
| C000222582 [Member] | Building Materials [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000222582 [Member] | Aerospace Defense [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000222582 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5.20% | |
| C000222582 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.10% | |
| C000222582 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.60% | |
| C000222582 [Member] | Chemicals Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000222582 [Member] | Transportation Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.60% | |
| C000222582 [Member] | Machinery Diversified [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000222582 [Member] | Computers [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000222582 [Member] | Electronics [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.30% | |
| C000222582 [Member] | REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.30% | |
| C000222582 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.10% | |
| C000222582 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 98.20% | |
| C000222582 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.60% | |
| C000222582 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.10% | |
| C000222583 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.90% | |
| C000222583 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.00%) | |
| C000222583 [Member] | Domestic Equity Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 47% | |
| C000222583 [Member] | Domestic Fixed Income Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 38% | |
| C000222583 [Member] | International Equity Investment Companies [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 14.10% | |
| C000222584 [Member] | Banks [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 18.90% | |
| C000222584 [Member] | Diversified Financial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.10% | |
| C000222584 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.30% | |
| C000222584 [Member] | Electric [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000222584 [Member] | Building Materials [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.80% | |
| C000222584 [Member] | Biotechnology [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.40% | |
| C000222584 [Member] | Oil and Gas [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.30% | |
| C000222584 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000222584 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.80% | |
| C000222584 [Member] | Distribution Wholesale [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.10% | |
| C000222584 [Member] | Electronics [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.40% | |
| C000222584 [Member] | REITS [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 11% | |
| C000222584 [Member] | Engineering And Construction [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3% | |
| C000222584 [Member] | Home Builders [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000222584 [Member] | Savings And Loans [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.80% | |
| C000222584 [Member] | Repurchase Agreements [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.80% | |
| C000222584 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 98% | |
| C000222584 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.40% | |
| C000222584 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.20%) | |
| C000224903 [Member] | Semiconductors [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.60% | |
| C000224903 [Member] | Software [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 9.10% | |
| C000224903 [Member] | Internet [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.70% | |
| C000224903 [Member] | Retail Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.50% | |
| C000224903 [Member] | Building Materials [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 5% | |
| C000224903 [Member] | Aerospace Defense [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000224903 [Member] | Biotechnology [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 10.20% | |
| C000224903 [Member] | Pharmaceuticals [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 4.80% | |
| C000224903 [Member] | Insurance Sector [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 3.70% | |
| C000224903 [Member] | Commercial Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.10% | |
| C000224903 [Member] | Distribution Wholesale [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000224903 [Member] | Healthcare Products [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 6.90% | |
| C000224903 [Member] | Engineering And Construction [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.80% | |
| C000224903 [Member] | Healthcare Services [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.90% | |
| C000224903 [Member] | Environmental Control [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 2.50% | |
| C000224903 [Member] | Common Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 98.90% | |
| C000224903 [Member] | Short-Term Investments [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 1.20% | |
| C000224903 [Member] | Other assets less liabilities [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | (0.30%) | |
| C000224903 [Member] | Convertible Preferred Stock [Member] | ||
| Holdings [Line Items] | ||
| Percent of Net Asset Value | 0.20% | |
| [1]Credit quality ratings shown above reflect the rating assigned by Moody's Investors Service, Inc. Where Moody's ratings are not available, we have used Standard & Poor's ratings. | ||
