| Form N-CSR Cover | 12 Months Ended |
| Dec. 31, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSR |
| Amendment Flag | false |
| Registrant Name | Voya Variable Funds |
| Entity Central Index Key | 0000002664 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Dec. 31, 2024 |
| Shareholder Report | 12 Months Ended |
| Dec. 31, 2024 USD ($) Holding | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSR |
| Amendment Flag | false |
| Registrant Name | Voya Variable Funds |
| Entity Central Index Key | 0000002664 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Dec. 31, 2024 |
| C000028787 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Growth and Income Portfolio |
| Class Name | Class ADV |
| Trading Symbol | IAVGX |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about Voya Growth and Income Portfolio for the period of January 1, 2024 to December 31, 2024. |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last year? Class Name Costs of $10K investment Costs paid as % of $10K investment Class ADV $125 1.12% |
| Expenses Paid, Amount | $ 125 |
| Expense Ratio, Percent | 1.12% |
| Factors Affecting Performance [Text Block] | How did the Fund perform in the past 12 months? For the year ended December 31, 2024, the Fund underperformed the S&P 500 ® ↑ Top contributors to performance: Stock selection within information technology, health care & real estate had the largest positive impact. Within allocation effect, overweight positions in utilities contributed. Key individual contributors included owning a non-benchmark position in Taiwan Semiconductor Manufacturing Co., Ltd. Sponsored ADR, & overweight positions in Broadcom Inc. & Meta Platforms Inc Class A. ↓ Top detractors from performance: Stock selection within consumer staples, consumer discretionary & industrial detracted. For allocation effect, an underweight position in communication services sectors detracted. At the individual stock level, an underweight position in NVIDIA Corp., not owning Tesla, Inc. & an overweight position in Dollar General Corp. hurt performance. |
| Line Graph [Table Text Block] | Class ADV Russell 3000 ® S&P 500 ® 2014 $10,000 $10,000 $10,000 2015 $9,818 $10,048 $10,138 2016 $10,726 $11,328 $11,351 2017 $12,848 $13,722 $13,828 2018 $12,222 $13,003 $13,223 2019 $15,679 $17,036 $17,386 2020 $18,304 $20,595 $20,586 2021 $23,504 $25,880 $26,496 2022 $19,960 $20,908 $21,697 2023 $25,307 $26,335 $27,401 2024 $31,209 $32,605 $34,257 |
| Average Annual Return [Table Text Block] | Fund 1 Year 5 Years 10 Years Class ADV 23.32% 14.76% 12.05% Russell 3000 ® 23.81% 13.86% 12.55% S&P 500 ® 25.02% 14.53% 13.10% |
| AssetsNet | $ 2,418,108,196 |
| Holdings Count | Holding | 62 |
| InvestmentCompanyPortfolioTurnover | 95% |
| Additional Fund Statistics [Text Block] | Fund Statistics Total Net Assets $2,418,108,196 # of Portfolio Holdings 62 Portfolio Turnover Rate 95% Investment Advisory Fees Paid $13,821,369 |
| Holdings [Text Block] | Portfolio Composition Value Value Assets in Excess of Other Liabilities 0.0% Short-Term Investments 0.2% Common Stock 99.8% |
| Largest Holdings [Text Block] | Top 10 Holdings Apple, Inc. 8.3% Microsoft Corp. 7.6% Amazon.com, Inc. 5.1% NVIDIA Corp. 4.7% Broadcom, Inc. 3.8% Meta Platforms, Inc. - Class A 3.5% Taiwan Semiconductor Manufacturing Co. Ltd. 2.1% Boeing Co. 1.9% McCormick & Co., Inc. 1.9% Salesforce, Inc. 1.8% |
| Material Fund Change [Text Block] | |
| C000028788 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Growth and Income Portfolio |
| Class Name | Class I |
| Trading Symbol | IIVGX |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about Voya Growth and Income Portfolio for the period of January 1, 2024 to December 31, 2024. |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last year? Class Name Costs of $10K investment Costs paid as % of $10K investment Class I $75 0.67% |
| Expenses Paid, Amount | $ 75 |
| Expense Ratio, Percent | 0.67% |
| Factors Affecting Performance [Text Block] | How did the Fund perform in the past 12 months? For the year ended December 31, 2024, the Fund underperformed the S&P 500 ® ↑ Top contributors to performance: Stock selection within information technology, health care & real estate had the largest positive impact. Within allocation effect, overweight positions in utilities contributed. Key individual contributors included owning a non-benchmark position in Taiwan Semiconductor Manufacturing Co., Ltd. Sponsored ADR, & overweight positions in Broadcom Inc. & Meta Platforms Inc Class A. ↓ Top detractors from performance: Stock selection within consumer staples, consumer discretionary & industrial detracted. For allocation effect, an underweight position in communication services sectors detracted. At the individual stock level, an underweight position in NVIDIA Corp., not owning Tesla, Inc. & an overweight position in Dollar General Corp. hurt performance. |
| Line Graph [Table Text Block] | Class I Russell 3000 ® S&P 500 ® 2014 $10,000 $10,000 $10,000 2015 $9,857 $10,048 $10,138 2016 $10,820 $11,328 $11,351 2017 $13,021 $13,722 $13,828 2018 $12,441 $13,003 $13,223 2019 $16,035 $17,036 $17,386 2020 $18,802 $20,595 $20,586 2021 $24,255 $25,880 $26,496 2022 $20,688 $20,908 $21,697 2023 $26,354 $26,335 $27,401 2024 $32,640 $32,605 $34,257 |
| Average Annual Return [Table Text Block] | Fund 1 Year 5 Years 10 Years Class I 23.85% 15.28% 12.56% Russell 3000 ® 23.81% 13.86% 12.55% S&P 500 ® 25.02% 14.53% 13.10% |
| AssetsNet | $ 2,418,108,196 |
| Holdings Count | Holding | 62 |
| InvestmentCompanyPortfolioTurnover | 95% |
| Additional Fund Statistics [Text Block] | Fund Statistics Total Net Assets $2,418,108,196 # of Portfolio Holdings 62 Portfolio Turnover Rate 95% Investment Advisory Fees Paid $13,821,369 |
| Holdings [Text Block] | Portfolio Composition Value Value Assets in Excess of Other Liabilities 0.0% Short-Term Investments 0.2% Common Stock 99.8% |
| Largest Holdings [Text Block] | Top 10 Holdings Apple, Inc. 8.3% Microsoft Corp. 7.6% Amazon.com, Inc. 5.1% NVIDIA Corp. 4.7% Broadcom, Inc. 3.8% Meta Platforms, Inc. - Class A 3.5% Taiwan Semiconductor Manufacturing Co. Ltd. 2.1% Boeing Co. 1.9% McCormick & Co., Inc. 1.9% Salesforce, Inc. 1.8% |
| Material Fund Change [Text Block] | |
| C000028789 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Growth and Income Portfolio |
| Class Name | Class S |
| Trading Symbol | ISVGX |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about Voya Growth and Income Portfolio for the period of January 1, 2024 to December 31, 2024. |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last year? Class Name Costs of $10K investment Costs paid as % of $10K investment Class S $103 0.92% |
| Expenses Paid, Amount | $ 103 |
| Expense Ratio, Percent | 0.92% |
| Factors Affecting Performance [Text Block] | How did the Fund perform in the past 12 months? For the year ended December 31, 2024, the Fund underperformed the S&P 500 ® ↑ Top contributors to performance: Stock selection within information technology, health care & real estate had the largest positive impact. Within allocation effect, overweight positions in utilities contributed. Key individual contributors included owning a non-benchmark position in Taiwan Semiconductor Manufacturing Co., Ltd. Sponsored ADR, & overweight positions in Broadcom Inc. & Meta Platforms Inc Class A. ↓ Top detractors from performance: Stock selection within consumer staples, consumer discretionary & industrial detracted. For allocation effect, an underweight position in communication services sectors detracted. At the individual stock level, an underweight position in NVIDIA Corp., not owning Tesla, Inc. & an overweight position in Dollar General Corp. hurt performance. |
| Line Graph [Table Text Block] | Class S Russell 3000 ® S&P 500 ® 2014 $10,000 $10,000 $10,000 2015 $9,836 $10,048 $10,138 2016 $10,766 $11,328 $11,351 2017 $12,925 $13,722 $13,828 2018 $12,320 $13,003 $13,223 2019 $15,838 $17,036 $17,386 2020 $18,519 $20,595 $20,586 2021 $23,839 $25,880 $26,496 2022 $20,272 $20,908 $21,697 2023 $25,759 $26,335 $27,401 2024 $31,828 $32,605 $34,257 |
| Average Annual Return [Table Text Block] | Fund 1 Year 5 Years 10 Years Class S 23.56% 14.98% 12.27% Russell 3000 ® 23.81% 13.86% 12.55% S&P 500 ® 25.02% 14.53% 13.10% |
| AssetsNet | $ 2,418,108,196 |
| Holdings Count | Holding | 62 |
| InvestmentCompanyPortfolioTurnover | 95% |
| Additional Fund Statistics [Text Block] | Fund Statistics Total Net Assets $2,418,108,196 # of Portfolio Holdings 62 Portfolio Turnover Rate 95% Investment Advisory Fees Paid $13,821,369 |
| Holdings [Text Block] | Portfolio Composition Value Value Assets in Excess of Other Liabilities 0.0% Short-Term Investments 0.2% Common Stock 99.8% |
| Largest Holdings [Text Block] | Top 10 Holdings Apple, Inc. 8.3% Microsoft Corp. 7.6% Amazon.com, Inc. 5.1% NVIDIA Corp. 4.7% Broadcom, Inc. 3.8% Meta Platforms, Inc. - Class A 3.5% Taiwan Semiconductor Manufacturing Co. Ltd. 2.1% Boeing Co. 1.9% McCormick & Co., Inc. 1.9% Salesforce, Inc. 1.8% |
| Material Fund Change [Text Block] | |
| C000074892 | |
| Shareholder Report [Line Items] | |
| Fund Name | Voya Growth and Income Portfolio |
| Class Name | Class S2 |
| Trading Symbol | IGISX |
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about Voya Growth and Income Portfolio for the period of January 1, 2024 to December 31, 2024. |
| Shareholder Report Annual or Semi-Annual | Annual Shareholder Report |
| Additional Information Phone Number | 1-800-992-0180 |
| Expenses [Text Block] | What were the Fund’s costs for the last year? Class Name Costs of $10K investment Costs paid as % of $10K investment Class S2 $120 1.07% |
| Expenses Paid, Amount | $ 120 |
| Expense Ratio, Percent | 1.07% |
| Factors Affecting Performance [Text Block] | How did the Fund perform in the past 12 months? For the year ended December 31, 2024, the Fund underperformed the S&P 500 ® ↑ Top contributors to performance: Stock selection within information technology, health care & real estate had the largest positive impact. Within allocation effect, overweight positions in utilities contributed. Key individual contributors included owning a non-benchmark position in Taiwan Semiconductor Manufacturing Co., Ltd. Sponsored ADR, & overweight positions in Broadcom Inc. & Meta Platforms Inc Class A. ↓ Top detractors from performance: Stock selection within consumer staples, consumer discretionary & industrial detracted. For allocation effect, an underweight position in communication services sectors detracted. At the individual stock level, an underweight position in NVIDIA Corp., not owning Tesla, Inc. & an overweight position in Dollar General Corp. hurt performance. |
| Line Graph [Table Text Block] | Class S2 Russell 3000 ® S&P 500 ® 2014 $10,000 $10,000 $10,000 2015 $9,822 $10,048 $10,138 2016 $10,736 $11,328 $11,351 2017 $12,871 $13,722 $13,828 2018 $12,250 $13,003 $13,223 2019 $15,721 $17,036 $17,386 2020 $18,363 $20,595 $20,586 2021 $23,599 $25,880 $26,496 2022 $20,039 $20,908 $21,697 2023 $25,429 $26,335 $27,401 2024 $31,371 $32,605 $34,257 |
| Average Annual Return [Table Text Block] | Fund 1 Year 5 Years 10 Years Class S2 23.36% 14.82% 12.11% Russell 3000 ® 23.81% 13.86% 12.55% S&P 500 ® 25.02% 14.53% 13.10% |
| AssetsNet | $ 2,418,108,196 |
| Holdings Count | Holding | 62 |
| InvestmentCompanyPortfolioTurnover | 95% |
| Additional Fund Statistics [Text Block] | Fund Statistics Total Net Assets $2,418,108,196 # of Portfolio Holdings 62 Portfolio Turnover Rate 95% Investment Advisory Fees Paid $13,821,369 |
| Holdings [Text Block] | Portfolio Composition Value Value Assets in Excess of Other Liabilities 0.0% Short-Term Investments 0.2% Common Stock 99.8% |
| Largest Holdings [Text Block] | Top 10 Holdings Apple, Inc. 8.3% Microsoft Corp. 7.6% Amazon.com, Inc. 5.1% NVIDIA Corp. 4.7% Broadcom, Inc. 3.8% Meta Platforms, Inc. - Class A 3.5% Taiwan Semiconductor Manufacturing Co. Ltd. 2.1% Boeing Co. 1.9% McCormick & Co., Inc. 1.9% Salesforce, Inc. 1.8% |
| Material Fund Change [Text Block] |
| Shareholder Report, Average Annual Return (Details) - Without Sales Load [Member] | 12 Months Ended | 60 Months Ended | 120 Months Ended |
| Dec. 31, 2024 | Dec. 31, 2024 | Dec. 31, 2024 | |
| C000028787 | |||
| Average Annual Return [Line Items] | |||
| Average Annual Return, Percent | 23.32% | 14.76% | 12.05% |
| C000028788 | |||
| Average Annual Return [Line Items] | |||
| Average Annual Return, Percent | 23.85% | 15.28% | 12.56% |
| C000028789 | |||
| Average Annual Return [Line Items] | |||
| Average Annual Return, Percent | 23.56% | 14.98% | 12.27% |
| C000074892 | |||
| Average Annual Return [Line Items] | |||
| Average Annual Return, Percent | 23.36% | 14.82% | 12.11% |
| Shareholder Report, Holdings (Details) | Dec. 31, 2024 |
| C000028787 | Apple, Inc.___BNY-037833100 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.30% |
| C000028787 | Microsoft Corp.___BNY-594918104 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.60% |
| C000028787 | Amazon.com, Inc.___BNY-023135106 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.10% |
| C000028787 | NVIDIA Corp.___BNY-67066G104 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.70% |
| C000028787 | Broadcom, Inc.___BNY-11135F101 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.80% |
| C000028787 | Meta Platforms, Inc.__Class A_BNY-30303M102 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.50% |
| C000028787 | Taiwan Semiconductor Manufacturing Co. Ltd.___BNY-874039100 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| C000028787 | Boeing Co.___BNY-097023105 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| C000028787 | McCormick & Co., Inc.___BNY-579780206 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| C000028787 | Salesforce, Inc.___BNY-79466L302 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| C000028787 | Information Technology | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 34.80% |
| C000028787 | Health Care | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 12.20% |
| C000028787 | Financials | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.90% |
| C000028787 | Consumer Discretionary | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10% |
| C000028787 | Industrials | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.60% |
| C000028787 | Communication Services | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.90% |
| C000028787 | Consumer Staples | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.80% |
| C000028787 | Energy | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| C000028787 | Utilities | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.90% |
| C000028787 | Real Estate | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.20% |
| C000028787 | Materials | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| C000028787 | Short-Term Investments | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| C000028787 | Other_Sector | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| C000028787 | Other_Portfolio | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| C000028787 | Investment_SecurityTypeCode_Mutual Funds | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| C000028787 | Investment_SecurityTypeCode_Common Stock | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 99.80% |
| C000028788 | Apple, Inc.___BNY-037833100 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.30% |
| C000028788 | Microsoft Corp.___BNY-594918104 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.60% |
| C000028788 | Amazon.com, Inc.___BNY-023135106 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.10% |
| C000028788 | NVIDIA Corp.___BNY-67066G104 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.70% |
| C000028788 | Broadcom, Inc.___BNY-11135F101 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.80% |
| C000028788 | Meta Platforms, Inc.__Class A_BNY-30303M102 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.50% |
| C000028788 | Taiwan Semiconductor Manufacturing Co. Ltd.___BNY-874039100 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| C000028788 | Boeing Co.___BNY-097023105 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| C000028788 | McCormick & Co., Inc.___BNY-579780206 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| C000028788 | Salesforce, Inc.___BNY-79466L302 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| C000028788 | Information Technology | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 34.80% |
| C000028788 | Health Care | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 12.20% |
| C000028788 | Financials | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.90% |
| C000028788 | Consumer Discretionary | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10% |
| C000028788 | Industrials | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.60% |
| C000028788 | Communication Services | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.90% |
| C000028788 | Consumer Staples | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.80% |
| C000028788 | Energy | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| C000028788 | Utilities | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.90% |
| C000028788 | Real Estate | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.20% |
| C000028788 | Materials | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| C000028788 | Short-Term Investments | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| C000028788 | Other_Sector | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| C000028788 | Other_Portfolio | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| C000028788 | Investment_SecurityTypeCode_Mutual Funds | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| C000028788 | Investment_SecurityTypeCode_Common Stock | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 99.80% |
| C000028789 | Apple, Inc.___BNY-037833100 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.30% |
| C000028789 | Microsoft Corp.___BNY-594918104 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.60% |
| C000028789 | Amazon.com, Inc.___BNY-023135106 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.10% |
| C000028789 | NVIDIA Corp.___BNY-67066G104 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.70% |
| C000028789 | Broadcom, Inc.___BNY-11135F101 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.80% |
| C000028789 | Meta Platforms, Inc.__Class A_BNY-30303M102 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.50% |
| C000028789 | Taiwan Semiconductor Manufacturing Co. Ltd.___BNY-874039100 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| C000028789 | Boeing Co.___BNY-097023105 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| C000028789 | McCormick & Co., Inc.___BNY-579780206 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| C000028789 | Salesforce, Inc.___BNY-79466L302 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| C000028789 | Information Technology | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 34.80% |
| C000028789 | Health Care | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 12.20% |
| C000028789 | Financials | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.90% |
| C000028789 | Consumer Discretionary | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10% |
| C000028789 | Industrials | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.60% |
| C000028789 | Communication Services | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.90% |
| C000028789 | Consumer Staples | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.80% |
| C000028789 | Energy | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| C000028789 | Utilities | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.90% |
| C000028789 | Real Estate | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.20% |
| C000028789 | Materials | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| C000028789 | Short-Term Investments | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| C000028789 | Other_Sector | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| C000028789 | Other_Portfolio | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| C000028789 | Investment_SecurityTypeCode_Mutual Funds | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| C000028789 | Investment_SecurityTypeCode_Common Stock | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 99.80% |
| C000074892 | Apple, Inc.___BNY-037833100 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.30% |
| C000074892 | Microsoft Corp.___BNY-594918104 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.60% |
| C000074892 | Amazon.com, Inc.___BNY-023135106 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.10% |
| C000074892 | NVIDIA Corp.___BNY-67066G104 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.70% |
| C000074892 | Broadcom, Inc.___BNY-11135F101 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.80% |
| C000074892 | Meta Platforms, Inc.__Class A_BNY-30303M102 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.50% |
| C000074892 | Taiwan Semiconductor Manufacturing Co. Ltd.___BNY-874039100 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| C000074892 | Boeing Co.___BNY-097023105 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| C000074892 | McCormick & Co., Inc.___BNY-579780206 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.90% |
| C000074892 | Salesforce, Inc.___BNY-79466L302 | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.80% |
| C000074892 | Information Technology | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 34.80% |
| C000074892 | Health Care | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 12.20% |
| C000074892 | Financials | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.90% |
| C000074892 | Consumer Discretionary | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10% |
| C000074892 | Industrials | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.60% |
| C000074892 | Communication Services | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.90% |
| C000074892 | Consumer Staples | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.80% |
| C000074892 | Energy | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.40% |
| C000074892 | Utilities | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.90% |
| C000074892 | Real Estate | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.20% |
| C000074892 | Materials | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.10% |
| C000074892 | Short-Term Investments | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| C000074892 | Other_Sector | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| C000074892 | Other_Portfolio | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0% |
| C000074892 | Investment_SecurityTypeCode_Mutual Funds | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.20% |
| C000074892 | Investment_SecurityTypeCode_Common Stock | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 99.80% |
