| Form N-CSR Cover | 6 Months Ended |
| Jun. 30, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | DELAWARE VIP TRUST |
| Entity Central Index Key | 0000814230 |
| Document Period End Date | Jun. 30, 2024 |
| Shareholder Report | 6 Months Ended | |
| Jun. 30, 2024 USD ($) Holding | ||
| Shareholder Report [Line Items] | ||
| Document Type | N-CSRS | |
| Amendment Flag | false | |
| Registrant Name | DELAWARE VIP TRUST | |
| Entity Central Index Key | 0000814230 | |
| Document Period End Date | Jun. 30, 2024 | |
| C000212997 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Fund for Income Series(formerly, Delaware VIP Fund for Income Series) | |
| Class Name | Standard Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Fund for Income Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Standard Class $ 0.74 % * Annualized. | |
| Expenses Paid, Amount | $ 37 | |
| Expense Ratio, Percent | 0.74% | [1] |
| Net Assets | $ 72,284,159 | |
| Holdings Count | Holding | 192 | |
| Advisory Fees Paid, Amount | $ 178,766 | |
| Investment Company Portfolio Turnover | 27% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The table below shows the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Sector allocation Energy 13.50 % Healthcare 8.63 % Basic Industry 8.33 % Leisure 7.99 % Media 7.35 % Capital Goods 7.14 % Technology & Electronics 5.81 % Telecommunications 5.57 % Services 5.15 % Insurance 4.86 % | |
| C000234377 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Fund for Income Series(formerly, Delaware VIP Fund for Income Series) | |
| Class Name | Service Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Fund for Income Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Service Class $ 1.04 % * Annualized. | |
| Expenses Paid, Amount | $ 52 | |
| Expense Ratio, Percent | 1.04% | [2] |
| Net Assets | $ 72,284,159 | |
| Holdings Count | Holding | 192 | |
| Advisory Fees Paid, Amount | $ 178,766 | |
| Investment Company Portfolio Turnover | 27% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The table below shows the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Sector allocation Energy 13.50 % Healthcare 8.63 % Basic Industry 8.33 % Leisure 7.99 % Media 7.35 % Capital Goods 7.14 % Technology & Electronics 5.81 % Telecommunications 5.57 % Services 5.15 % Insurance 4.86 % | |
| C000213002 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Investment Grade Series (formerly, Delaware VIP Investment Grade Series) | |
| Class Name | Standard Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Investment Grade Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Standard Class $ 0.63 % * Annualized. | |
| Expenses Paid, Amount | $ 31 | |
| Expense Ratio, Percent | 0.63% | [3] |
| Net Assets | $ 33,908,862 | |
| Holdings Count | Holding | 219 | |
| Advisory Fees Paid, Amount | $ 32,969 | |
| Investment Company Portfolio Turnover | 65% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The table below shows the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Sector allocation Banking 23.22 % Energy 11.57 % Electric 10.19 % Consumer Non-Cyclical 8.74 % Capital Goods 7.78 % Consumer Cyclical 6.69 % Communications 6.66 % Technology 4.95 % Insurance 4.49 % Finance Companies 4.20 % | |
| C000213003 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Investment Grade Series (formerly, Delaware VIP Investment Grade Series) | |
| Class Name | Service Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Investment Grade Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Service Class $ 0.93 % * Annualized. | |
| Expenses Paid, Amount | $ 46 | |
| Expense Ratio, Percent | 0.93% | [4] |
| Net Assets | $ 33,908,862 | |
| Holdings Count | Holding | 219 | |
| Advisory Fees Paid, Amount | $ 32,969 | |
| Investment Company Portfolio Turnover | 65% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The table below shows the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Sector allocation Banking 23.22 % Energy 11.57 % Electric 10.19 % Consumer Non-Cyclical 8.74 % Capital Goods 7.78 % Consumer Cyclical 6.69 % Communications 6.66 % Technology 4.95 % Insurance 4.49 % Finance Companies 4.20 % | |
| C000213004 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Limited Duration Bond Series (formerly, Delaware VIP Limited Duration Bond Series) | |
| Class Name | Standard Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Limited Duration Bond Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Standard Class $ 0.53 % * Annualized. | |
| Expenses Paid, Amount | $ 27 | |
| Expense Ratio, Percent | 0.53% | [5] |
| Net Assets | $ 17,883,066 | |
| Holdings Count | Holding | 151 | |
| Advisory Fees Paid, Amount | $ 0 | |
| Investment Company Portfolio Turnover | 113% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The table below shows the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Portfolio composition Corporate Bonds 34.96 % US Treasury Obligations 29.18 % Non-Agency Asset-Backed Securities 21.92 % Collateralized Debt Obligations 3.95 % Agency Mortgage-Backed Securities 3.76 % Short-Term Investments 2.92 % Non-Agency Collateralized Mortgage Obligations 1.59 % Agency Collateralized Mortgage Obligations 1.23 % Government Agency Obligation 1.11 % | |
| C000212992 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Opportunity Series (formerly, Delaware VIP Opportunity Series) | |
| Class Name | Standard Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Opportunity Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Standard Class $ 0.83 % * Annualized. | |
| Expenses Paid, Amount | $ 42 | |
| Expense Ratio, Percent | 0.83% | [6] |
| Net Assets | $ 75,907,264 | |
| Holdings Count | Holding | 131 | |
| Advisory Fees Paid, Amount | $ 260,732 | |
| Investment Company Portfolio Turnover | 5% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The tables below show the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Sector allocation Technology 14.30 % Financial Services 13.47 % Healthcare 13.13 % Capital Goods 11.78 % Basic Materials 8.63 % Real Estate Investment Trusts 7.04 % Energy 5.25 % Business Services 4.91 % Consumer Discretionary 4.49 % Transportation 3.71 % Top 10 equity holdings PTC 1.69 % Chesapeake Energy 1.61 % Liberty Energy 1.58 % East West Bancorp 1.51 % Stifel Financial 1.47 % Casey's General Stores 1.46 % Dick's Sporting Goods 1.40 % Beacon Roofing Supply 1.37 % Reliance 1.36 % Minerals Technologies 1.35 % | |
| Largest Holdings [Text Block] | Top 10 equity holdings PTC 1.69 % Chesapeake Energy 1.61 % Liberty Energy 1.58 % East West Bancorp 1.51 % Stifel Financial 1.47 % Casey's General Stores 1.46 % Dick's Sporting Goods 1.40 % Beacon Roofing Supply 1.37 % Reliance 1.36 % Minerals Technologies 1.35 % | |
| C000212999 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Growth Equity Series(formerly, Delaware VIP Growth Equity Series) | |
| Class Name | Standard Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Growth Equity Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Standard Class $ 0.76 % * Annualized. | |
| Expenses Paid, Amount | $ 41 | |
| Expense Ratio, Percent | 0.76% | [7] |
| Net Assets | $ 120,744,011 | |
| Holdings Count | Holding | 37 | |
| Advisory Fees Paid, Amount | $ 376,806 | |
| Investment Company Portfolio Turnover | 5% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The tables below show the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Sector allocation Information Technology 44.87 % Healthcare 10.90 % Financials 10.88 % Consumer Discretionary 10.47 % Communication Services 9.38 % Industrials 8.15 % Consumer Staples 2.54 % Real Estate 2.54 % Top 10 equity holdings Microsoft 12.58 % NVIDIA 10.32 % Apple 6.55 % Alphabet Class A 6.43 % Amazon.com 5.35 % Visa Class A 4.28 % UnitedHealth Group 3.81 % Motorola Solutions 3.41 % Intuit 3.34 % Intercontinental Exchange 2.94 % | |
| Largest Holdings [Text Block] | Top 10 equity holdings Microsoft 12.58 % NVIDIA 10.32 % Apple 6.55 % Alphabet Class A 6.43 % Amazon.com 5.35 % Visa Class A 4.28 % UnitedHealth Group 3.81 % Motorola Solutions 3.41 % Intuit 3.34 % Intercontinental Exchange 2.94 % | |
| C000006666 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Small Cap Value Series(formerly, Delaware VIP Small Cap Value Series) | |
| Class Name | Service Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Small Cap Value Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Service Class $ 1.04 % * Annualized. | |
| Expenses Paid, Amount | $ 53 | |
| Expense Ratio, Percent | 1.04% | [8] |
| Net Assets | $ 1,662,050,370 | |
| Holdings Count | Holding | 107 | |
| Advisory Fees Paid, Amount | $ 5,744,304 | |
| Investment Company Portfolio Turnover | 10% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The tables below show the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Sector allocation Financial Services 24.52 % Industrials 15.94 % Consumer Discretionary 11.15 % Energy 9.22 % Technology 8.72 % Basic Industry 7.78 % Real Estate Investment Trusts 7.04 % Healthcare 3.89 % Utilities 3.73 % Consumer Staples 2.64 % Transportation 2.36 % Top 10 equity holdings Stifel Financial 1.77 % MasTec 1.68 % Hancock Whitney 1.68 % Atkore 1.63 % Webster Financial 1.60 % East West Bancorp 1.58 % FNB 1.57 % ITT 1.55 % Cirrus Logic 1.53 % Axis Capital Holdings 1.49 % | |
| Largest Holdings [Text Block] | Top 10 equity holdings Stifel Financial 1.77 % MasTec 1.68 % Hancock Whitney 1.68 % Atkore 1.63 % Webster Financial 1.60 % East West Bancorp 1.58 % FNB 1.57 % ITT 1.55 % Cirrus Logic 1.53 % Axis Capital Holdings 1.49 % | |
| C000006665 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Small Cap Value Series(formerly, Delaware VIP Small Cap Value Series) | |
| Class Name | Standard Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Small Cap Value Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Standard Class $ 0.74 % * Annualized. | |
| Expenses Paid, Amount | $ 37 | |
| Expense Ratio, Percent | 0.74% | [9] |
| Net Assets | $ 1,662,050,370 | |
| Holdings Count | Holding | 107 | |
| Advisory Fees Paid, Amount | $ 5,744,304 | |
| Investment Company Portfolio Turnover | 10% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The tables below show the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Sector allocation Financial Services 24.52 % Industrials 15.94 % Consumer Discretionary 11.15 % Energy 9.22 % Technology 8.72 % Basic Industry 7.78 % Real Estate Investment Trusts 7.04 % Healthcare 3.89 % Utilities 3.73 % Consumer Staples 2.64 % Transportation 2.36 % Top 10 equity holdings Stifel Financial 1.77 % MasTec 1.68 % Hancock Whitney 1.68 % Atkore 1.63 % Webster Financial 1.60 % East West Bancorp 1.58 % FNB 1.57 % ITT 1.55 % Cirrus Logic 1.53 % Axis Capital Holdings 1.49 % | |
| Largest Holdings [Text Block] | Top 10 equity holdings Stifel Financial 1.77 % MasTec 1.68 % Hancock Whitney 1.68 % Atkore 1.63 % Webster Financial 1.60 % East West Bancorp 1.58 % FNB 1.57 % ITT 1.55 % Cirrus Logic 1.53 % Axis Capital Holdings 1.49 % | |
| C000212995 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Total Return Series(formerly, Delaware VIP Total Return Series) | |
| Class Name | Standard Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Total Return Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Standard Class $ 0.83 % * Annualized. | |
| Expenses Paid, Amount | $ 43 | |
| Expense Ratio, Percent | 0.83% | [10] |
| Net Assets | $ 39,685,202 | |
| Holdings Count | Holding | 389 | |
| Advisory Fees Paid, Amount | $ 83,714 | |
| Investment Company Portfolio Turnover | 22% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The table below shows the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Portfolio composition Common Stocks 58.60 % US Treasury Obligations 21.86 % Exchange-Traded Funds 5.77 % Corporate Bonds 5.45 % Short-Term Investments 3.66 % Convertible Bonds 3.08 % Convertible Preferred Stock 0.70 % Agency Obligation 0.25 % Preferred Stock 0.18 % | |
| C000212994 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Total Return Series(formerly, Delaware VIP Total Return Series) | |
| Class Name | Service Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Total Return Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Service Class $ 1.13 % * Annualized. | |
| Expenses Paid, Amount | $ 58 | |
| Expense Ratio, Percent | 1.13% | [11] |
| Net Assets | $ 39,685,202 | |
| Holdings Count | Holding | 389 | |
| Advisory Fees Paid, Amount | $ 83,714 | |
| Investment Company Portfolio Turnover | 22% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The table below shows the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Portfolio composition Common Stocks 58.60 % US Treasury Obligations 21.86 % Exchange-Traded Funds 5.77 % Corporate Bonds 5.45 % Short-Term Investments 3.66 % Convertible Bonds 3.08 % Convertible Preferred Stock 0.70 % Agency Obligation 0.25 % Preferred Stock 0.18 % | |
| C000213000 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Growth and Income Series(formerly, Delaware VIP Growth and Income Series) | |
| Class Name | Standard Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Growth and Income Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Standard Class $ 0.70 % * Annualized. | |
| Expenses Paid, Amount | $ 37 | |
| Expense Ratio, Percent | 0.70% | [12] |
| Net Assets | $ 617,413,850 | |
| Holdings Count | Holding | 62 | |
| Advisory Fees Paid, Amount | $ 1,956,765 | |
| Investment Company Portfolio Turnover | 18% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The tables below show the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Sector allocation Financials 21.83 % Healthcare 17.55 % Information Technology 17.08 % Communication Services 11.81 % Energy 10.49 % Consumer Discretionary 7.09 % Industrials 7.00 % Consumer Staples 5.08 % Real Estate 1.03 % Top 10 equity holdings Exxon Mobil 5.21 % Merck & Co. 4.27 % QUALCOMM 3.61 % Cisco Systems 3.50 % Cigna Group 3.48 % Philip Morris International 3.48 % Broadcom 3.40 % Micron Technology 2.96 % Gilead Sciences 2.92 % Corebridge Financial 2.84 % | |
| Largest Holdings [Text Block] | Top 10 equity holdings Exxon Mobil 5.21 % Merck & Co. 4.27 % QUALCOMM 3.61 % Cisco Systems 3.50 % Cigna Group 3.48 % Philip Morris International 3.48 % Broadcom 3.40 % Micron Technology 2.96 % Gilead Sciences 2.92 % Corebridge Financial 2.84 % | |
| C000006679 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Emerging Markets Series (formerly, Delaware VIP Emerging Markets Series) | |
| Class Name | Standard Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Emerging Markets Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Standard Class $ 1.18 % * Annualized. | |
| Expenses Paid, Amount | $ 63 | |
| Expense Ratio, Percent | 1.18% | [13] |
| Net Assets | $ 657,174,251 | |
| Holdings Count | Holding | 105 | |
| Advisory Fees Paid, Amount | $ 3,391,084 | |
| Investment Company Portfolio Turnover | 7% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The tables below show the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Country allocation South Korea 30.31 % Taiwan 22.52 % India 15.77 % China 15.52 % Brazil 4.98 % Mexico 3.89 % Turkey 3.01 % Peru 1.13 % Indonesia 1.05 % Argentina 0.91 % Sector allocation Information Technology 45.12 % Energy 10.94 % Industrials 10.46 % Financials 9.34 % Communication Services 7.94 % Consumer Staples 6.70 % Consumer Discretionary 5.78 % Materials 2.40 % Healthcare 1.38 % Utilities 0.87 % Real Estate 0.53 % Top 10 equity holdings Taiwan Semiconductor Manufacturing 16.80 % SK Hynix 9.41 % SK Square 7.90 % Samsung Electronics 6.05 % MediaTek 5.72 % Reliance Industries GDR 5.00 % Reliance Industries 4.91 % Tencent Holdings 2.72 % HDFC Bank 2.04 % Akbank 1.98 % | |
| Largest Holdings [Text Block] | Top 10 equity holdings Taiwan Semiconductor Manufacturing 16.80 % SK Hynix 9.41 % SK Square 7.90 % Samsung Electronics 6.05 % MediaTek 5.72 % Reliance Industries GDR 5.00 % Reliance Industries 4.91 % Tencent Holdings 2.72 % HDFC Bank 2.04 % Akbank 1.98 % | |
| C000006680 [Member] | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Macquarie VIP Emerging Markets Series (formerly, Delaware VIP Emerging Markets Series) | |
| Class Name | Service Class | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Macquarie VIP Emerging Markets Series (Series) for the period of January 1, 2024 to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Series at delawarefunds.com/vip-literature. You can also request this information by contacting us at 800 523-1918, weekdays from 8:30am to 6:00pm ET. | |
| Additional Information Phone Number | 800 523-1918 | |
| Additional Information Website | delawarefunds.com/vip-literature | |
| Expenses [Text Block] | What were the Series' costs for the last six months? (Based on a hypothetical $10,000 investment) Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment * Service Class $ 1.48 % * Annualized. | |
| Expenses Paid, Amount | $ 80 | |
| Expense Ratio, Percent | 1.48% | [14] |
| Net Assets | $ 657,174,251 | |
| Holdings Count | Holding | 105 | |
| Advisory Fees Paid, Amount | $ 3,391,084 | |
| Investment Company Portfolio Turnover | 7% | |
| Additional Fund Statistics [Text Block] | Series statistics Series net assets $ % Total number of portfolio holdings $ % Total advisory fees paid $ % Portfolio turnover rate $ % | |
| Holdings [Text Block] | Series holdings The tables below show the investment makeup of the Series, with each category representing a percentage of the total net assets of the Series. Country allocation South Korea 30.31 % Taiwan 22.52 % India 15.77 % China 15.52 % Brazil 4.98 % Mexico 3.89 % Turkey 3.01 % Peru 1.13 % Indonesia 1.05 % Argentina 0.91 % Sector allocation Information Technology 45.12 % Energy 10.94 % Industrials 10.46 % Financials 9.34 % Communication Services 7.94 % Consumer Staples 6.70 % Consumer Discretionary 5.78 % Materials 2.40 % Healthcare 1.38 % Utilities 0.87 % Real Estate 0.53 % Top 10 equity holdings Taiwan Semiconductor Manufacturing 16.80 % SK Hynix 9.41 % SK Square 7.90 % Samsung Electronics 6.05 % MediaTek 5.72 % Reliance Industries GDR 5.00 % Reliance Industries 4.91 % Tencent Holdings 2.72 % HDFC Bank 2.04 % Akbank 1.98 % | |
| Largest Holdings [Text Block] | Top 10 equity holdings Taiwan Semiconductor Manufacturing 16.80 % SK Hynix 9.41 % SK Square 7.90 % Samsung Electronics 6.05 % MediaTek 5.72 % Reliance Industries GDR 5.00 % Reliance Industries 4.91 % Tencent Holdings 2.72 % HDFC Bank 2.04 % Akbank 1.98 % | |
| [1]Annualized.[2]Annualized.[3]Annualized.[4]Annualized.[5]Annualized.[6]Annualized.[7]Annualized.[8]Annualized.[9]Annualized.[10]Annualized.[11]Annualized.[12]Annualized.[13]Annualized.[14]Annualized. | ||
| Shareholder Report, Holdings (Details) | Jun. 30, 2024 |
| C000212997 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.50% |
| C000212997 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.63% |
| C000212997 [Member] | Insurance Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.86% |
| C000212997 [Member] | Basic Industry [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.33% |
| C000212997 [Member] | Leisure [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.99% |
| C000212997 [Member] | Media [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.35% |
| C000212997 [Member] | Capital Goods [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.14% |
| C000212997 [Member] | Technology And Electronics [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.81% |
| C000212997 [Member] | Telecommunications [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.57% |
| C000212997 [Member] | Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.15% |
| C000234377 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.50% |
| C000234377 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.63% |
| C000234377 [Member] | Insurance Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.86% |
| C000234377 [Member] | Basic Industry [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.33% |
| C000234377 [Member] | Leisure [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.99% |
| C000234377 [Member] | Media [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.35% |
| C000234377 [Member] | Capital Goods [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.14% |
| C000234377 [Member] | Technology And Electronics [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.81% |
| C000234377 [Member] | Telecommunications [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.57% |
| C000234377 [Member] | Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.15% |
| C000213002 [Member] | Banking [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 23.22% |
| C000213002 [Member] | Electricity [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.19% |
| C000213002 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.57% |
| C000213002 [Member] | Insurance Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.49% |
| C000213002 [Member] | Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.95% |
| C000213002 [Member] | Communications Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.66% |
| C000213002 [Member] | Capital Goods [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.78% |
| C000213002 [Member] | Consumer Non Cyclical [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.74% |
| C000213002 [Member] | Consumer Cyclical [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.69% |
| C000213002 [Member] | Finance Companies [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.20% |
| C000213003 [Member] | Banking [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 23.22% |
| C000213003 [Member] | Electricity [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.19% |
| C000213003 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.57% |
| C000213003 [Member] | Insurance Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.49% |
| C000213003 [Member] | Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.95% |
| C000213003 [Member] | Communications Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.66% |
| C000213003 [Member] | Capital Goods [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.78% |
| C000213003 [Member] | Consumer Non Cyclical [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.74% |
| C000213003 [Member] | Consumer Cyclical [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.69% |
| C000213003 [Member] | Finance Companies [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.20% |
| C000213004 [Member] | Collateralized Debt Obligations [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.95% |
| C000213004 [Member] | Corporate Bond Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 34.96% |
| C000213004 [Member] | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.92% |
| C000213004 [Member] | US Treasury Obligations [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 29.18% |
| C000213004 [Member] | Non Agency Asset Backed Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 21.92% |
| C000213004 [Member] | Agency Mortgage Backed Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.76% |
| C000213004 [Member] | Non Agency Collateralized Mortgage Obligations [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.59% |
| C000213004 [Member] | Agency Collateralized Mortgage Obligations [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.23% |
| C000213004 [Member] | Government Agency Obligation [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.11% |
| C000212992 [Member] | PTC [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.69% |
| C000212992 [Member] | Chesapeake Energy [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.61% |
| C000212992 [Member] | Liberty Energy [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.58% |
| C000212992 [Member] | East West Bancorp [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.51% |
| C000212992 [Member] | Stifel Financial [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.47% |
| C000212992 [Member] | Caseys General Stores [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.46% |
| C000212992 [Member] | Dicks Sporting Goods [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.40% |
| C000212992 [Member] | Beacon Roofing Supply [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.37% |
| C000212992 [Member] | Reliance [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.36% |
| C000212992 [Member] | Minerals Technologies [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.35% |
| C000212992 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.25% |
| C000212992 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.13% |
| C000212992 [Member] | Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 14.30% |
| C000212992 [Member] | Capital Goods [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.78% |
| C000212992 [Member] | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 13.47% |
| C000212992 [Member] | Transportation Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.71% |
| C000212992 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.49% |
| C000212992 [Member] | Basic Materials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.63% |
| C000212992 [Member] | Real Estate Investment Trusts [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.04% |
| C000212992 [Member] | Business Services [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.91% |
| C000212999 [Member] | Microsoft [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 12.58% |
| C000212999 [Member] | NVIDIA [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.32% |
| C000212999 [Member] | Apple [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.55% |
| C000212999 [Member] | Alphabet Class A [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.43% |
| C000212999 [Member] | Amazon com [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.35% |
| C000212999 [Member] | Visa Class A [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.28% |
| C000212999 [Member] | UnitedHealth Group [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.81% |
| C000212999 [Member] | Motorola Solutions [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.41% |
| C000212999 [Member] | Intuit [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.34% |
| C000212999 [Member] | Intercontinental Exchange [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.94% |
| C000212999 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.90% |
| C000212999 [Member] | Communications Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.38% |
| C000212999 [Member] | Real Estate Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.54% |
| C000212999 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.47% |
| C000212999 [Member] | Consumer Staples Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.54% |
| C000212999 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.15% |
| C000212999 [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 44.87% |
| C000212999 [Member] | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.88% |
| C000006666 [Member] | East West Bancorp [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.58% |
| C000006666 [Member] | Stifel Financial [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.77% |
| C000006666 [Member] | MasTec [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.68% |
| C000006666 [Member] | Hancock Whitney [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.68% |
| C000006666 [Member] | Atkore [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.63% |
| C000006666 [Member] | Webster Financial [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.60% |
| C000006666 [Member] | FNB [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.57% |
| C000006666 [Member] | ITT [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.55% |
| C000006666 [Member] | Cirrus Logic [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.53% |
| C000006666 [Member] | Axis Capital Holdings [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.49% |
| C000006666 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.22% |
| C000006666 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.89% |
| C000006666 [Member] | Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.72% |
| C000006666 [Member] | Basic Industry [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.78% |
| C000006666 [Member] | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 24.52% |
| C000006666 [Member] | Transportation Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.36% |
| C000006666 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.15% |
| C000006666 [Member] | Consumer Staples Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.64% |
| C000006666 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 15.94% |
| C000006666 [Member] | Real Estate Investment Trusts [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.04% |
| C000006666 [Member] | Utilities Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.73% |
| C000006665 [Member] | East West Bancorp [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.58% |
| C000006665 [Member] | Stifel Financial [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.77% |
| C000006665 [Member] | MasTec [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.68% |
| C000006665 [Member] | Hancock Whitney [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.68% |
| C000006665 [Member] | Atkore [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.63% |
| C000006665 [Member] | Webster Financial [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.60% |
| C000006665 [Member] | FNB [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.57% |
| C000006665 [Member] | ITT [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.55% |
| C000006665 [Member] | Cirrus Logic [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.53% |
| C000006665 [Member] | Axis Capital Holdings [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.49% |
| C000006665 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.22% |
| C000006665 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.89% |
| C000006665 [Member] | Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 8.72% |
| C000006665 [Member] | Basic Industry [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.78% |
| C000006665 [Member] | Financial Services Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 24.52% |
| C000006665 [Member] | Transportation Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.36% |
| C000006665 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.15% |
| C000006665 [Member] | Consumer Staples Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.64% |
| C000006665 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 15.94% |
| C000006665 [Member] | Real Estate Investment Trusts [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.04% |
| C000006665 [Member] | Utilities Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.73% |
| C000212995 [Member] | Corporate Bond Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.45% |
| C000212995 [Member] | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.66% |
| C000212995 [Member] | US Treasury Obligations [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 21.86% |
| C000212995 [Member] | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 58.60% |
| C000212995 [Member] | Convertible Preferred Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| C000212995 [Member] | Exchange Traded Funds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.77% |
| C000212995 [Member] | Convertible Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.08% |
| C000212995 [Member] | Agency Obligation [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.25% |
| C000212995 [Member] | Preferred Stocks [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.18% |
| C000212994 [Member] | Corporate Bond Securities [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.45% |
| C000212994 [Member] | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.66% |
| C000212994 [Member] | US Treasury Obligations [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 21.86% |
| C000212994 [Member] | Common Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 58.60% |
| C000212994 [Member] | Convertible Preferred Stock [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.70% |
| C000212994 [Member] | Exchange Traded Funds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.77% |
| C000212994 [Member] | Convertible Bonds [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.08% |
| C000212994 [Member] | Agency Obligation [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.25% |
| C000212994 [Member] | Preferred Stocks [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.18% |
| C000213000 [Member] | Exxon Mobil [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.21% |
| C000213000 [Member] | Merck And Co [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.27% |
| C000213000 [Member] | QUALCOMM [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.61% |
| C000213000 [Member] | Cisco Systems [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.50% |
| C000213000 [Member] | Cigna Group [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.48% |
| C000213000 [Member] | Philip Morris International [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.48% |
| C000213000 [Member] | Broadcom [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.40% |
| C000213000 [Member] | Micron Technology [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.96% |
| C000213000 [Member] | Gilead Sciences [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.92% |
| C000213000 [Member] | Corebridge Financial [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.84% |
| C000213000 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.49% |
| C000213000 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 17.55% |
| C000213000 [Member] | Communications Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 11.81% |
| C000213000 [Member] | Real Estate Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.03% |
| C000213000 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.09% |
| C000213000 [Member] | Consumer Staples Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.08% |
| C000213000 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7% |
| C000213000 [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 17.08% |
| C000213000 [Member] | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 21.83% |
| C000006679 [Member] | Taiwan Semiconductor Manufacturing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 16.80% |
| C000006679 [Member] | SK Hynix [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.41% |
| C000006679 [Member] | SK Square [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.90% |
| C000006679 [Member] | Samsung Electronics [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.05% |
| C000006679 [Member] | MediaTek [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.72% |
| C000006679 [Member] | Reliance Industries GDR [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5% |
| C000006679 [Member] | Reliance Industries [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.91% |
| C000006679 [Member] | Tencent Holdings [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.72% |
| C000006679 [Member] | HDFC Bank [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.04% |
| C000006679 [Member] | Akbank [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.98% |
| C000006679 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.94% |
| C000006679 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.38% |
| C000006679 [Member] | Communications Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.94% |
| C000006679 [Member] | Real Estate Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.53% |
| C000006679 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.78% |
| C000006679 [Member] | Consumer Staples Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.70% |
| C000006679 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.46% |
| C000006679 [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 45.12% |
| C000006679 [Member] | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.34% |
| C000006679 [Member] | Utilities Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.87% |
| C000006679 [Member] | Materials Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.40% |
| C000006679 [Member] | ARGENTINA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.91% |
| C000006679 [Member] | BRAZIL | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.98% |
| C000006679 [Member] | CHINA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 15.52% |
| C000006679 [Member] | INDONESIA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.05% |
| C000006679 [Member] | INDIA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 15.77% |
| C000006679 [Member] | KOREA, REPUBLIC OF | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 30.31% |
| C000006679 [Member] | MEXICO | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.89% |
| C000006679 [Member] | PERU | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.13% |
| C000006679 [Member] | TURKIYE | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.01% |
| C000006679 [Member] | TAIWAN | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 22.52% |
| C000006680 [Member] | Taiwan Semiconductor Manufacturing [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 16.80% |
| C000006680 [Member] | SK Hynix [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.41% |
| C000006680 [Member] | SK Square [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.90% |
| C000006680 [Member] | Samsung Electronics [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.05% |
| C000006680 [Member] | MediaTek [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.72% |
| C000006680 [Member] | Reliance Industries GDR [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5% |
| C000006680 [Member] | Reliance Industries [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.91% |
| C000006680 [Member] | Tencent Holdings [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.72% |
| C000006680 [Member] | HDFC Bank [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.04% |
| C000006680 [Member] | Akbank [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.98% |
| C000006680 [Member] | Energy Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.94% |
| C000006680 [Member] | Healthcare Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.38% |
| C000006680 [Member] | Communications Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 7.94% |
| C000006680 [Member] | Real Estate Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.53% |
| C000006680 [Member] | Consumer Discretionary Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 5.78% |
| C000006680 [Member] | Consumer Staples Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 6.70% |
| C000006680 [Member] | Industrial Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 10.46% |
| C000006680 [Member] | Information Technology Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 45.12% |
| C000006680 [Member] | Financials [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 9.34% |
| C000006680 [Member] | Utilities Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.87% |
| C000006680 [Member] | Materials Sector [Member] | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 2.40% |
| C000006680 [Member] | ARGENTINA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 0.91% |
| C000006680 [Member] | BRAZIL | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 4.98% |
| C000006680 [Member] | CHINA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 15.52% |
| C000006680 [Member] | INDONESIA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.05% |
| C000006680 [Member] | INDIA | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 15.77% |
| C000006680 [Member] | KOREA, REPUBLIC OF | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 30.31% |
| C000006680 [Member] | MEXICO | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.89% |
| C000006680 [Member] | PERU | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 1.13% |
| C000006680 [Member] | TURKIYE | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 3.01% |
| C000006680 [Member] | TAIWAN | |
| Holdings [Line Items] | |
| Percent of Net Asset Value | 22.52% |
