| Form N-CSR Cover | 6 Months Ended |
| Jun. 30, 2024 | |
| Shareholder Report [Line Items] | |
| Document Type | N-CSRS |
| Amendment Flag | false |
| Registrant Name | Legg Mason Partners Variable Equity Trust |
| Entity Central Index Key | 0001176343 |
| Entity Investment Company Type | N-1A |
| Document Period End Date | Jun. 30, 2024 |
| Shareholder Report | 6 Months Ended | |
| Jun. 30, 2024 USD ($) $ / shares | ||
| Shareholder Report [Line Items] | ||
| Document Type | N-CSRS | |
| Amendment Flag | false | |
| Registrant Name | Legg Mason Partners Variable Equity Trust | |
| Entity Central Index Key | 0001176343 | |
| Entity Investment Company Type | N-1A | |
| Document Period End Date | Jun. 30, 2024 | |
| Class I | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Franklin Templeton Aggressive Model Portfolio | |
| Class Name | Class I | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Franklin Templeton Aggressive Model Portfolio for the period January 1, 2024, to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at 877-6LM-FUND/656-3863 . | |
| Additional Information Phone Number | 877-6LM-FUND/656-3863 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Class I 1 $6 0.12% | [1],[2] |
| Expenses Paid, Amount | $ 6 | [1] |
| Expense Ratio, Percent | 0.12% | [1] |
| Net Assets | $ 719,741,231 | |
| Holdings Count | $ / shares | 21 | [3] |
| Investment Company Portfolio Turnover | 14% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Total Net Assets $719,741,231 Total Number of Portfolio Holdings * 21 Portfolio Turnover Rate 14% | [3] |
| Holdings [Text Block] | ||
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class II | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Franklin Templeton Aggressive Model Portfolio | |
| Class Name | Class II | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Franklin Templeton Aggressive Model Portfolio for the period January 1, 2024, to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at 877-6LM-FUND/656-3863 . | |
| Additional Information Phone Number | 877-6LM-FUND/656-3863 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Class II 1 $19 0.37% | [4],[5] |
| Expenses Paid, Amount | $ 19 | [4] |
| Expense Ratio, Percent | 0.37% | [4] |
| Net Assets | $ 719,741,231 | |
| Holdings Count | $ / shares | 21 | [6] |
| Investment Company Portfolio Turnover | 14% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Total Net Assets $719,741,231 Total Number of Portfolio Holdings * 21 Portfolio Turnover Rate 14% | [6] |
| Holdings [Text Block] | ||
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class I | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Franklin Templeton Moderately Aggressive Model Portfolio | |
| Class Name | Class I | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Franklin Templeton Moderately Aggressive Model Portfolio for the period January 1, 2024, to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at 877-6LM-FUND/656-3863 . | |
| Additional Information Phone Number | 877-6LM-FUND/656-3863 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Class I 1 $6 0.11% | [7],[8] |
| Expenses Paid, Amount | $ 6 | [7] |
| Expense Ratio, Percent | 0.11% | [7] |
| Net Assets | $ 1,964,917,989 | |
| Holdings Count | $ / shares | 29 | [9] |
| Investment Company Portfolio Turnover | 19% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Total Net Assets $1,964,917,989 Total Number of Portfolio Holdings * 29 Portfolio Turnover Rate 19% | [9] |
| Holdings [Text Block] | ||
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class II | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Franklin Templeton Moderately Aggressive Model Portfolio | |
| Class Name | Class II | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Franklin Templeton Moderately Aggressive Model Portfolio for the period January 1, 2024, to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at 877-6LM-FUND/656-3863 . | |
| Additional Information Phone Number | 877-6LM-FUND/656-3863 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Class II 1 $19 0.36% | [10],[11] |
| Expenses Paid, Amount | $ 19 | [10] |
| Expense Ratio, Percent | 0.36% | [10] |
| Net Assets | $ 1,964,917,989 | |
| Holdings Count | $ / shares | 29 | [12] |
| Investment Company Portfolio Turnover | 19% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Total Net Assets $1,964,917,989 Total Number of Portfolio Holdings * 29 Portfolio Turnover Rate 19% | [12] |
| Holdings [Text Block] | ||
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class I | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Franklin Templeton Moderate Model Portfolio | |
| Class Name | Class I | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Franklin Templeton Moderate Model Portfolio for the period January 1, 2024, to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at 877-6LM-FUND/656-3863 . | |
| Additional Information Phone Number | 877-6LM-FUND/656-3863 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Class I 1 $6 0.11% | [13],[14] |
| Expenses Paid, Amount | $ 6 | [13] |
| Expense Ratio, Percent | 0.11% | [13] |
| Net Assets | $ 1,464,854,072 | |
| Holdings Count | $ / shares | 30 | [15] |
| Investment Company Portfolio Turnover | 23% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Total Net Assets $1,464,854,072 Total Number of Portfolio Holdings * 30 Portfolio Turnover Rate 23% | [15] |
| Holdings [Text Block] | ||
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class II | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Franklin Templeton Moderate Model Portfolio | |
| Class Name | Class II | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Franklin Templeton Moderate Model Portfolio for the period January 1, 2024, to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at 877-6LM-FUND/656-3863 . | |
| Additional Information Phone Number | 877-6LM-FUND/656-3863 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Class II 1 $19 0.36% | [16],[17] |
| Expenses Paid, Amount | $ 19 | [16] |
| Expense Ratio, Percent | 0.36% | [16] |
| Net Assets | $ 1,464,854,072 | |
| Holdings Count | $ / shares | 30 | [18] |
| Investment Company Portfolio Turnover | 23% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Total Net Assets $1,464,854,072 Total Number of Portfolio Holdings * 30 Portfolio Turnover Rate 23% | [18] |
| Holdings [Text Block] | ||
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class I | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Franklin Templeton Moderately Conservative Model Portfolio | |
| Class Name | Class I | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Franklin Templeton Moderately Conservative Model Portfolio for the period January 1, 2024, to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at 877-6LM-FUND/656-3863 . | |
| Additional Information Phone Number | 877-6LM-FUND/656-3863 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Class I 1 $7 0.13% | [19],[20] |
| Expenses Paid, Amount | $ 7 | [19] |
| Expense Ratio, Percent | 0.13% | [19] |
| Net Assets | $ 428,585,151 | |
| Holdings Count | $ / shares | 26 | [21] |
| Investment Company Portfolio Turnover | 30% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Total Net Assets $428,585,151 Total Number of Portfolio Holdings * 26 Portfolio Turnover Rate 30% | [21] |
| Holdings [Text Block] | ||
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class II | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Franklin Templeton Moderately Conservative Model Portfolio | |
| Class Name | Class II | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Franklin Templeton Moderately Conservative Model Portfolio for the period January 1, 2024, to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at 877-6LM-FUND/656-3863 . | |
| Additional Information Phone Number | 877-6LM-FUND/656-3863 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Class II 1 $19 0.38% | [22],[23] |
| Expenses Paid, Amount | $ 19 | [22] |
| Expense Ratio, Percent | 0.38% | [22] |
| Net Assets | $ 428,585,151 | |
| Holdings Count | $ / shares | 26 | [24] |
| Investment Company Portfolio Turnover | 30% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Total Net Assets $428,585,151 Total Number of Portfolio Holdings * 26 Portfolio Turnover Rate 30% | [24] |
| Holdings [Text Block] | ||
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class I | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Franklin Templeton Conservative Model Portfolio | |
| Class Name | Class I | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Franklin Templeton Conservative Model Portfolio for the period January 1, 2024, to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at 877-6LM-FUND/656-3863 . | |
| Additional Information Phone Number | 877-6LM-FUND/656-3863 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Class I 1 $8 0.16% | [25],[26] |
| Expenses Paid, Amount | $ 8 | [25] |
| Expense Ratio, Percent | 0.16% | [25] |
| Net Assets | $ 163,284,774 | |
| Holdings Count | $ / shares | 21 | [27] |
| Investment Company Portfolio Turnover | 35% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Total Net Assets $163,284,774 Total Number of Portfolio Holdings * 21 Portfolio Turnover Rate 35% | [27] |
| Holdings [Text Block] | ||
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| Class II | ||
| Shareholder Report [Line Items] | ||
| Fund Name | Franklin Templeton Conservative Model Portfolio | |
| Class Name | Class II | |
| No Trading Symbol Flag | true | |
| Annual or Semi-Annual Statement [Text Block] | This semi-annual shareholder report contains important information about Franklin Templeton Conservative Model Portfolio for the period January 1, 2024, to June 30, 2024. | |
| Shareholder Report Annual or Semi-Annual | semi-annual shareholder report | |
| Additional Information [Text Block] | You can find additional information about the Fund at https://www.franklintempleton.com/regulatory-fund-documents . You can also request this information by contacting us at 877-6LM-FUND/656-3863 . | |
| Additional Information Phone Number | 877-6LM-FUND/656-3863 | |
| Additional Information Website | https://www.franklintempleton.com/regulatory-fund-documents | |
| Expenses [Text Block] | WHAT WERE THE FUND COSTS FOR THE LAST SIX MONTHS? (based on a hypothetical $10,000 investment) Class Name Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment † Class II 1 $21 0.41% | [28],[29] |
| Expenses Paid, Amount | $ 21 | [28] |
| Expense Ratio, Percent | 0.41% | [28] |
| Net Assets | $ 163,284,774 | |
| Holdings Count | $ / shares | 21 | [30] |
| Investment Company Portfolio Turnover | 35% | |
| Additional Fund Statistics [Text Block] | KEY FUND STATISTICS (as of June 30, 2024) Total Net Assets $163,284,774 Total Number of Portfolio Holdings * 21 Portfolio Turnover Rate 35% | [30] |
| Holdings [Text Block] | ||
| Updated Prospectus Web Address | https://www.franklintempleton.com/regulatory-fund-documents | |
| [1] 1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products. † Annualized. * Does not include derivatives, except purchased options, if any. 1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products. † Annualized. * Does not include derivatives, except purchased options, if any. 1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products. † Annualized. * Does not include derivatives, except purchased options, if any. 1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products. † Annualized. * Does not include derivatives, except purchased options, if any. 1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products. † Annualized. * Does not include derivatives, except purchased options, if any. 1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products. † Annualized. * Does not include derivatives, except purchased options, if any. 1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products. † Annualized. * Does not include derivatives, except purchased options, if any. 1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products. † Annualized. * Does not include derivatives, except purchased options, if any. 1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products. † Annualized. * Does not include derivatives, except purchased options, if any. 1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products. † Annualized. * Does not include derivatives, except purchased options, if any. | ||
| Shareholder Report, Holdings (Details) | Jun. 30, 2024 |
| Class I | Domestic Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 77.10% |
| Class I | Foreign Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 14.40% |
| Class I | Domestic Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 8.10% |
| Class I | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.40% |
| Class II | Domestic Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 77.10% |
| Class II | Foreign Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 14.40% |
| Class II | Domestic Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 8.10% |
| Class II | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.40% |
| Class I | Domestic Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 59% |
| Class I | Domestic Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 28.90% |
| Class I | Foreign Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 10.70% |
| Class I | Foreign Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1% |
| Class I | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.40% |
| Class II | Domestic Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 59% |
| Class II | Domestic Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 28.90% |
| Class II | Foreign Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 10.70% |
| Class II | Foreign Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1% |
| Class II | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.40% |
| Class I | Domestic Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 48.30% |
| Class I | Domestic Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 39.90% |
| Class I | Foreign Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 8.60% |
| Class I | Foreign Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.90% |
| Class I | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.30% |
| Class II | Domestic Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 48.30% |
| Class II | Domestic Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 39.90% |
| Class II | Foreign Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 8.60% |
| Class II | Foreign Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 2.90% |
| Class II | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.30% |
| Class I | Domestic Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 51.60% |
| Class I | Domestic Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 36.30% |
| Class I | Foreign Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 6.40% |
| Class I | Foreign Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 5.60% |
| Class I | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.10% |
| Class II | Domestic Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 51.60% |
| Class II | Domestic Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 36.30% |
| Class II | Foreign Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 6.40% |
| Class II | Foreign Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 5.60% |
| Class II | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.10% |
| Class I | Domestic Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 65.70% |
| Class I | Domestic Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 20.90% |
| Class I | Foreign Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 11.70% |
| Class I | Foreign Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1% |
| Class I | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.70% |
| Class II | Domestic Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 65.70% |
| Class II | Domestic Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 20.90% |
| Class II | Foreign Fixed Income [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 11.70% |
| Class II | Foreign Equity [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 1% |
| Class II | Short-Term Investments [Member] | |
| Holdings [Line Items] | |
| Percent of Total Investments | 0.70% |
