Shareholder Report |
6 Months Ended |
|---|---|
|
Jun. 30, 2026
USD ($)
Holding
| |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | Voya Investors Trust |
| Entity Central Index Key | 0000837276 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Jun. 30, 2026 |
| Shareholder Report Annual or Semi-Annual | Semi-Annual Shareholder Report |
| C000028890 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Balanced Income Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IIFAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Balanced Income Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 49 |
| Expense Ratio, Percent | 0.97% |
| AssetsNet | $ 264,126,177 |
| Holdings Count | Holding | 389 |
| InvestmentCompanyPortfolioTurnover | 20.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000028891 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Balanced Income Portfolio |
| Class Name | Class I |
| Trading Symbol | IIFIX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Balanced Income Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 19 |
| Expense Ratio, Percent | 0.38% |
| AssetsNet | $ 264,126,177 |
| Holdings Count | Holding | 389 |
| InvestmentCompanyPortfolioTurnover | 20.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000028892 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Balanced Income Portfolio |
| Class Name | Class S |
| Trading Symbol | IIFSX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Balanced Income Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 35 |
| Expense Ratio, Percent | 0.68% |
| AssetsNet | $ 264,126,177 |
| Holdings Count | Holding | 389 |
| InvestmentCompanyPortfolioTurnover | 20.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000028893 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Balanced Income Portfolio |
| Class Name | Class S2 |
| Trading Symbol | IIFTX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Balanced Income Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 39 |
| Expense Ratio, Percent | 0.77% |
| AssetsNet | $ 264,126,177 |
| Holdings Count | Holding | 389 |
| InvestmentCompanyPortfolioTurnover | 20.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015353 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Government Liquid Assets Portfolio |
| Class Name | Class I |
| Trading Symbol | IPLXX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Government Liquid Assets Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 14 |
| Expense Ratio, Percent | 0.28% |
| AssetsNet | $ 1,179,391,376 |
| Holdings Count | Holding | 19 |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| C000015354 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Government Liquid Assets Portfolio |
| Class Name | Class S |
| Trading Symbol | ISPXX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Government Liquid Assets Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 26 |
| Expense Ratio, Percent | 0.53% |
| AssetsNet | $ 1,179,391,376 |
| Holdings Count | Holding | 19 |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| C000015355 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Government Liquid Assets Portfolio |
| Class Name | Class S2 |
| Trading Symbol | ITLXX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Government Liquid Assets Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 34 |
| Expense Ratio, Percent | 0.68% |
| AssetsNet | $ 1,179,391,376 |
| Holdings Count | Holding | 19 |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| C000015922 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya High Yield Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IPYAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya High Yield Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 54 |
| Expense Ratio, Percent | 1.08% |
| AssetsNet | $ 313,781,266 |
| Holdings Count | Holding | 123 |
| InvestmentCompanyPortfolioTurnover | 35.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015923 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya High Yield Portfolio |
| Class Name | Class I |
| Trading Symbol | IPIMX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya High Yield Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 24 |
| Expense Ratio, Percent | 0.48% |
| AssetsNet | $ 313,781,266 |
| Holdings Count | Holding | 123 |
| InvestmentCompanyPortfolioTurnover | 35.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015924 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya High Yield Portfolio |
| Class Name | Class S |
| Trading Symbol | IPHYX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya High Yield Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 36 |
| Expense Ratio, Percent | 0.73% |
| AssetsNet | $ 313,781,266 |
| Holdings Count | Holding | 123 |
| InvestmentCompanyPortfolioTurnover | 35.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015921 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya High Yield Portfolio |
| Class Name | Class S2 |
| Trading Symbol | IPYSX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya High Yield Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 44 |
| Expense Ratio, Percent | 0.88% |
| AssetsNet | $ 313,781,266 |
| Holdings Count | Holding | 123 |
| InvestmentCompanyPortfolioTurnover | 35.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000047545 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Inflation Protected Bond Plus Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IBRAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Inflation Protected Bond Plus Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 60 |
| Expense Ratio, Percent | 1.20% |
| AssetsNet | $ 144,753,943 |
| Holdings Count | Holding | 342 |
| InvestmentCompanyPortfolioTurnover | 21.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000047546 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Inflation Protected Bond Plus Portfolio |
| Class Name | Class I |
| Trading Symbol | IBRIX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Inflation Protected Bond Plus Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 30 |
| Expense Ratio, Percent | 0.60% |
| AssetsNet | $ 144,753,943 |
| Holdings Count | Holding | 342 |
| InvestmentCompanyPortfolioTurnover | 21.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015798 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Large Cap Growth Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IEOPX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Large Cap Growth Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 60 |
| Expense Ratio, Percent | 1.17% |
| AssetsNet | $ 3,706,604,368 |
| Holdings Count | Holding | 63 |
| InvestmentCompanyPortfolioTurnover | 52.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015799 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Large Cap Growth Portfolio |
| Class Name | Class I |
| Trading Symbol | IEOHX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Large Cap Growth Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 35 |
| Expense Ratio, Percent | 0.67% |
| AssetsNet | $ 3,706,604,368 |
| Holdings Count | Holding | 63 |
| InvestmentCompanyPortfolioTurnover | 52.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000163203 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Large Cap Growth Portfolio |
| Class Name | Class R6 |
| Trading Symbol | VRLCX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Large Cap Growth Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 35 |
| Expense Ratio, Percent | 0.67% |
| AssetsNet | $ 3,706,604,368 |
| Holdings Count | Holding | 63 |
| InvestmentCompanyPortfolioTurnover | 52.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015800 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Large Cap Growth Portfolio |
| Class Name | Class S |
| Trading Symbol | IEOSX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Large Cap Growth Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 48 |
| Expense Ratio, Percent | 0.92% |
| AssetsNet | $ 3,706,604,368 |
| Holdings Count | Holding | 63 |
| InvestmentCompanyPortfolioTurnover | 52.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015801 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Large Cap Growth Portfolio |
| Class Name | Class S2 |
| Trading Symbol | IEOTX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Large Cap Growth Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 55 |
| Expense Ratio, Percent | 1.07% |
| AssetsNet | $ 3,706,604,368 |
| Holdings Count | Holding | 63 |
| InvestmentCompanyPortfolioTurnover | 52.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015349 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Limited Maturity Bond Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IMBAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Limited Maturity Bond Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 43 |
| Expense Ratio, Percent | 0.87% |
| AssetsNet | $ 337,309,525 |
| Holdings Count | Holding | 565 |
| InvestmentCompanyPortfolioTurnover | 58.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015350 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Limited Maturity Bond Portfolio |
| Class Name | Class I |
| Trading Symbol | ILBPX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Limited Maturity Bond Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 13 |
| Expense Ratio, Percent | 0.27% |
| AssetsNet | $ 337,309,525 |
| Holdings Count | Holding | 565 |
| InvestmentCompanyPortfolioTurnover | 58.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015351 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Limited Maturity Bond Portfolio |
| Class Name | Class S |
| Trading Symbol | ILMBX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Limited Maturity Bond Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 26 |
| Expense Ratio, Percent | 0.52% |
| AssetsNet | $ 337,309,525 |
| Holdings Count | Holding | 565 |
| InvestmentCompanyPortfolioTurnover | 58.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000079018 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Retirement Aggressive Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IRGPX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Retirement Aggressive Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 38 |
| Expense Ratio, Percent | 0.74% |
| AssetsNet | $ 166,103,011 |
| Holdings Count | Holding | 8 |
| InvestmentCompanyPortfolioTurnover | 16.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Asset Weightings![]() Target Asset Allocations![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000079019 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Retirement Aggressive Portfolio |
| Class Name | Class I |
| Trading Symbol | IIRGX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Retirement Aggressive Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 17 |
| Expense Ratio, Percent | 0.32% |
| AssetsNet | $ 166,103,011 |
| Holdings Count | Holding | 8 |
| InvestmentCompanyPortfolioTurnover | 16.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Asset Weightings![]() Target Asset Allocations![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000079016 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Retirement Conservative Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IRCAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Retirement Conservative Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 30 |
| Expense Ratio, Percent | 0.60% |
| AssetsNet | $ 83,160,257 |
| Holdings Count | Holding | 11 |
| InvestmentCompanyPortfolioTurnover | 15.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Asset Weightings![]() Target Asset Allocations![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000079017 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Retirement Conservative Portfolio |
| Class Name | Class I |
| Trading Symbol | IRCPX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Retirement Conservative Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 18 |
| Expense Ratio, Percent | 0.35% |
| AssetsNet | $ 83,160,257 |
| Holdings Count | Holding | 11 |
| InvestmentCompanyPortfolioTurnover | 15.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Asset Weightings![]() Target Asset Allocations![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000079020 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Retirement Moderately Aggressive Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IRMGX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Retirement Moderately Aggressive Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 36 |
| Expense Ratio, Percent | 0.71% |
| AssetsNet | $ 154,306,039 |
| Holdings Count | Holding | 8 |
| InvestmentCompanyPortfolioTurnover | 15.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Asset Weightings![]() Target Asset Allocations![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000079021 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Retirement Moderately Aggressive Portfolio |
| Class Name | Class I |
| Trading Symbol | IRGMX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Retirement Moderately Aggressive Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 16 |
| Expense Ratio, Percent | 0.32% |
| AssetsNet | $ 154,306,039 |
| Holdings Count | Holding | 8 |
| InvestmentCompanyPortfolioTurnover | 15.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Asset Weightings![]() Target Asset Allocations![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000079022 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Retirement Moderate Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IRMPX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Retirement Moderate Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 34 |
| Expense Ratio, Percent | 0.66% |
| AssetsNet | $ 241,887,213 |
| Holdings Count | Holding | 9 |
| InvestmentCompanyPortfolioTurnover | 17.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Asset Weightings![]() Target Asset Allocations![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000079023 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Retirement Moderate Portfolio |
| Class Name | Class I |
| Trading Symbol | IRMIX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya Retirement Moderate Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 16 |
| Expense Ratio, Percent | 0.32% |
| AssetsNet | $ 241,887,213 |
| Holdings Count | Holding | 9 |
| InvestmentCompanyPortfolioTurnover | 17.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Asset Weightings![]() Target Asset Allocations![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000075972 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya U.S. Stock Index Portfolio |
| Class Name | Class ADV |
| Trading Symbol | ISIVX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya U.S. Stock Index Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 41 |
| Expense Ratio, Percent | 0.79% |
| AssetsNet | $ 2,963,916,806 |
| Holdings Count | Holding | 515 |
| InvestmentCompanyPortfolioTurnover | 3.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015822 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya U.S. Stock Index Portfolio |
| Class Name | Class I |
| Trading Symbol | INGIX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya U.S. Stock Index Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 14 |
| Expense Ratio, Percent | 0.26% |
| AssetsNet | $ 2,963,916,806 |
| Holdings Count | Holding | 515 |
| InvestmentCompanyPortfolioTurnover | 3.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000047554 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya U.S. Stock Index Portfolio |
| Class Name | Class S |
| Trading Symbol | ISJBX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya U.S. Stock Index Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 26 |
| Expense Ratio, Percent | 0.50% |
| AssetsNet | $ 2,963,916,806 |
| Holdings Count | Holding | 515 |
| InvestmentCompanyPortfolioTurnover | 3.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000053098 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya U.S. Stock Index Portfolio |
| Class Name | Class S2 |
| Trading Symbol | ISIPX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya U.S. Stock Index Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 34 |
| Expense Ratio, Percent | 0.66% |
| AssetsNet | $ 2,963,916,806 |
| Holdings Count | Holding | 515 |
| InvestmentCompanyPortfolioTurnover | 3.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000240437 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya VACS Index Series S Portfolio |
| Class Name | Portfolio |
| Trading Symbol | VVIPX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Voya VACS Index Series S Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 8 |
| Expense Ratio, Percent | 0.15% |
| AssetsNet | $ 4,435,807,603 |
| Holdings Count | Holding | 506 |
| InvestmentCompanyPortfolioTurnover | 3.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015417 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> CBRE Global Real Estate Portfolio |
| Class Name | Class ADV |
| Trading Symbol | ICRNX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® CBRE Global Real Estate Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 93 |
| Expense Ratio, Percent | 1.80% |
| AssetsNet | $ 108,856,371 |
| Holdings Count | Holding | 78 |
| InvestmentCompanyPortfolioTurnover | 45.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Country Weightings![]() REIT Diversification![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015418 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> CBRE Global Real Estate Portfolio |
| Class Name | Class I |
| Trading Symbol | IRGIX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® CBRE Global Real Estate Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 62 |
| Expense Ratio, Percent | 1.20% |
| AssetsNet | $ 108,856,371 |
| Holdings Count | Holding | 78 |
| InvestmentCompanyPortfolioTurnover | 45.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Country Weightings![]() REIT Diversification![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015419 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> CBRE Global Real Estate Portfolio |
| Class Name | Class S |
| Trading Symbol | IRGTX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® CBRE Global Real Estate Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 75 |
| Expense Ratio, Percent | 1.45% |
| AssetsNet | $ 108,856,371 |
| Holdings Count | Holding | 78 |
| InvestmentCompanyPortfolioTurnover | 45.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Country Weightings![]() REIT Diversification![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015420 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> CBRE Global Real Estate Portfolio |
| Class Name | Class S2 |
| Trading Symbol | IRGSX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® CBRE Global Real Estate Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 83 |
| Expense Ratio, Percent | 1.60% |
| AssetsNet | $ 108,856,371 |
| Holdings Count | Holding | 78 |
| InvestmentCompanyPortfolioTurnover | 45.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Country Weightings![]() REIT Diversification![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015784 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Columbia Real Estate Portfolio |
| Class Name | Class ADV |
| Trading Symbol | ICRPX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® Columbia Real Estate Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 73 |
| Expense Ratio, Percent | 1.35% |
| AssetsNet | $ 95,765,650 |
| Holdings Count | Holding | 79 |
| InvestmentCompanyPortfolioTurnover | 81.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | REIT Diversification![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015785 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Columbia Real Estate Portfolio |
| Class Name | Class I |
| Trading Symbol | IVRIX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® Columbia Real Estate Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 40 |
| Expense Ratio, Percent | 0.75% |
| AssetsNet | $ 95,765,650 |
| Holdings Count | Holding | 79 |
| InvestmentCompanyPortfolioTurnover | 81.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | REIT Diversification![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015786 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Columbia Real Estate Portfolio |
| Class Name | Class S |
| Trading Symbol | IVRSX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® Columbia Real Estate Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 54 |
| Expense Ratio, Percent | 1.00% |
| AssetsNet | $ 95,765,650 |
| Holdings Count | Holding | 79 |
| InvestmentCompanyPortfolioTurnover | 81.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | REIT Diversification![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015787 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Columbia Real Estate Portfolio |
| Class Name | Class S2 |
| Trading Symbol | IVRTX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® Columbia Real Estate Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 62 |
| Expense Ratio, Percent | 1.15% |
| AssetsNet | $ 95,765,650 |
| Holdings Count | Holding | 79 |
| InvestmentCompanyPortfolioTurnover | 81.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | REIT Diversification![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015780 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Invesco Growth and Income Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IVGAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® Invesco Growth and Income Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 64 |
| Expense Ratio, Percent | 1.25% |
| AssetsNet | $ 170,823,261 |
| Holdings Count | Holding | 73 |
| InvestmentCompanyPortfolioTurnover | 16.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015781 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Invesco Growth and Income Portfolio |
| Class Name | Class I |
| Trading Symbol | IVGIX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® Invesco Growth and Income Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 34 |
| Expense Ratio, Percent | 0.65% |
| AssetsNet | $ 170,823,261 |
| Holdings Count | Holding | 73 |
| InvestmentCompanyPortfolioTurnover | 16.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015782 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Invesco Growth and Income Portfolio |
| Class Name | Class S |
| Trading Symbol | IVGSX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® Invesco Growth and Income Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 46 |
| Expense Ratio, Percent | 0.90% |
| AssetsNet | $ 170,823,261 |
| Holdings Count | Holding | 73 |
| InvestmentCompanyPortfolioTurnover | 16.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015783 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Invesco Growth and Income Portfolio |
| Class Name | Class S2 |
| Trading Symbol | IVITX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® Invesco Growth and Income Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 54 |
| Expense Ratio, Percent | 1.05% |
| AssetsNet | $ 170,823,261 |
| Holdings Count | Holding | 73 |
| InvestmentCompanyPortfolioTurnover | 16.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015329 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> JPMorgan Emerging Markets Equity Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IJEAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® JPMorgan Emerging Markets Equity Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 103 |
| Expense Ratio, Percent | 1.79% |
| AssetsNet | $ 208,682,875 |
| Holdings Count | Holding | 79 |
| InvestmentCompanyPortfolioTurnover | 20.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Country Weightings![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015330 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> JPMorgan Emerging Markets Equity Portfolio |
| Class Name | Class I |
| Trading Symbol | IJEMX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® JPMorgan Emerging Markets Equity Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 68 |
| Expense Ratio, Percent | 1.19% |
| AssetsNet | $ 208,682,875 |
| Holdings Count | Holding | 79 |
| InvestmentCompanyPortfolioTurnover | 20.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Country Weightings![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015331 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> JPMorgan Emerging Markets Equity Portfolio |
| Class Name | Class S |
| Trading Symbol | IJPIX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® JPMorgan Emerging Markets Equity Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 83 |
| Expense Ratio, Percent | 1.44% |
| AssetsNet | $ 208,682,875 |
| Holdings Count | Holding | 79 |
| InvestmentCompanyPortfolioTurnover | 20.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Country Weightings![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015332 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> JPMorgan Emerging Markets Equity Portfolio |
| Class Name | Class S2 |
| Trading Symbol | IJPTX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® JPMorgan Emerging Markets Equity Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 91 |
| Expense Ratio, Percent | 1.59% |
| AssetsNet | $ 208,682,875 |
| Holdings Count | Holding | 79 |
| InvestmentCompanyPortfolioTurnover | 20.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Country Weightings![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000028903 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> JPMorgan Small Cap Core Equity Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IJSAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® JPMorgan Small Cap Core Equity Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 81 |
| Expense Ratio, Percent | 1.49% |
| AssetsNet | $ 315,897,277 |
| Holdings Count | Holding | 719 |
| InvestmentCompanyPortfolioTurnover | 46.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015333 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> JPMorgan Small Cap Core Equity Portfolio |
| Class Name | Class I |
| Trading Symbol | IJSIX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® JPMorgan Small Cap Core Equity Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 48 |
| Expense Ratio, Percent | 0.89% |
| AssetsNet | $ 315,897,277 |
| Holdings Count | Holding | 719 |
| InvestmentCompanyPortfolioTurnover | 46.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000168687 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> JPMorgan Small Cap Core Equity Portfolio |
| Class Name | Class R6 |
| Trading Symbol | VPRSX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® JPMorgan Small Cap Core Equity Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 48 |
| Expense Ratio, Percent | 0.89% |
| AssetsNet | $ 315,897,277 |
| Holdings Count | Holding | 719 |
| InvestmentCompanyPortfolioTurnover | 46.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015334 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> JPMorgan Small Cap Core Equity Portfolio |
| Class Name | Class S |
| Trading Symbol | IJSSX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® JPMorgan Small Cap Core Equity Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 62 |
| Expense Ratio, Percent | 1.14% |
| AssetsNet | $ 315,897,277 |
| Holdings Count | Holding | 719 |
| InvestmentCompanyPortfolioTurnover | 46.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015335 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> JPMorgan Small Cap Core Equity Portfolio |
| Class Name | Class S2 |
| Trading Symbol | IJSTX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® JPMorgan Small Cap Core Equity Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 70 |
| Expense Ratio, Percent | 1.29% |
| AssetsNet | $ 315,897,277 |
| Holdings Count | Holding | 719 |
| InvestmentCompanyPortfolioTurnover | 46.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Portfolio Composition![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015776 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Morgan Stanley Global Franchise Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IGFAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® Morgan Stanley Global Franchise Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 70 |
| Expense Ratio, Percent | 1.49% |
| AssetsNet | $ 64,610,011 |
| Holdings Count | Holding | 36 |
| InvestmentCompanyPortfolioTurnover | 34.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Country Weightings![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000168690 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Morgan Stanley Global Franchise Portfolio |
| Class Name | Class R6 |
| Trading Symbol | VPRDX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® Morgan Stanley Global Franchise Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 42 |
| Expense Ratio, Percent | 0.89% |
| AssetsNet | $ 64,610,011 |
| Holdings Count | Holding | 36 |
| InvestmentCompanyPortfolioTurnover | 34.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Country Weightings![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015778 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Morgan Stanley Global Franchise Portfolio |
| Class Name | Class S |
| Trading Symbol | IVGTX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® Morgan Stanley Global Franchise Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 53 |
| Expense Ratio, Percent | 1.14% |
| AssetsNet | $ 64,610,011 |
| Holdings Count | Holding | 36 |
| InvestmentCompanyPortfolioTurnover | 34.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Country Weightings![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015779 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> Morgan Stanley Global Franchise Portfolio |
| Class Name | Class S2 |
| Trading Symbol | IGFSX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® Morgan Stanley Global Franchise Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 60 |
| Expense Ratio, Percent | 1.29% |
| AssetsNet | $ 64,610,011 |
| Holdings Count | Holding | 36 |
| InvestmentCompanyPortfolioTurnover | 34.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Country Weightings![]() Sector Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015823 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> T. Rowe Price Capital Appreciation Portfolio |
| Class Name | Class ADV |
| Trading Symbol | ITRAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® T. Rowe Price Capital Appreciation Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 64 |
| Expense Ratio, Percent | 1.25% |
| AssetsNet | $ 7,006,300,470 |
| Holdings Count | Holding | 232 |
| InvestmentCompanyPortfolioTurnover | 59.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015824 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> T. Rowe Price Capital Appreciation Portfolio |
| Class Name | Class I |
| Trading Symbol | ITRIX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® T. Rowe Price Capital Appreciation Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 33 |
| Expense Ratio, Percent | 0.65% |
| AssetsNet | $ 7,006,300,470 |
| Holdings Count | Holding | 232 |
| InvestmentCompanyPortfolioTurnover | 59.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000168694 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> T. Rowe Price Capital Appreciation Portfolio |
| Class Name | Class R6 |
| Trading Symbol | VPRAX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® T. Rowe Price Capital Appreciation Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 33 |
| Expense Ratio, Percent | 0.65% |
| AssetsNet | $ 7,006,300,470 |
| Holdings Count | Holding | 232 |
| InvestmentCompanyPortfolioTurnover | 59.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015825 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> T. Rowe Price Capital Appreciation Portfolio |
| Class Name | Class S |
| Trading Symbol | ITCSX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® T. Rowe Price Capital Appreciation Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 46 |
| Expense Ratio, Percent | 0.90% |
| AssetsNet | $ 7,006,300,470 |
| Holdings Count | Holding | 232 |
| InvestmentCompanyPortfolioTurnover | 59.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |
| C000015826 | |
| Shareholder Report [Line Items] | |
| Fund Name | VY<sup style="inset: 1.5px 0px 4px; box-sizing: border-box; color: rgb(0, 0, 0); display: inline; flex-wrap: nowrap; font-size: 9px; font-weight: 400; grid-area: auto; line-height: 0px; margin: 0px; overflow: visible; position: relative; text-align: left; text-align-last: auto; white-space-collapse: preserve-breaks;">®</sup> T. Rowe Price Capital Appreciation Portfolio |
| Class Name | Class S2 |
| Trading Symbol | ITCTX |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about VY® T. Rowe Price Capital Appreciation Portfolio for the period of January 1, 2026 to June 30, 2026. |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last six months? (based on a hypothetical $10,000 investment) |
| Expenses Paid, Amount | $ 53 |
| Expense Ratio, Percent | 1.05% |
| AssetsNet | $ 7,006,300,470 |
| Holdings Count | Holding | 232 |
| InvestmentCompanyPortfolioTurnover | 59.00% |
| Additional Fund Statistics [Text Block] | Fund Statistics
|
| Holdings [Text Block] | Investment Type Allocation![]() |
| Largest Holdings [Text Block] | Top 10 Holdings |