v3.26.1
Shareholder Report
 6 Months Ended
Jun. 30, 2026
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, 2026
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Class I  
Shareholder Report [Line Items]  
Fund Name Franklin Templeton Aggressive Model Portfolio
Class Name Class I
No Trading Symbol 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, 2026, to June 30, 2026.
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 I1,2
$5
0.10%
[1],[2],[3]
Expenses Paid, Amount $ 5 [1],[2]
Expense Ratio, Percent 0.10% [1],[2]
Net Assets $ 1,404,576,063
Holdings Count | $ / shares 24
Investment Company Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$1,404,576,063
Total Number of Portfolio Holdings
24
Portfolio Turnover Rate
16%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [4]
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 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, 2026, to June 30, 2026.
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 II1,2
$18
0.35%
[5],[6],[7]
Expenses Paid, Amount $ 18 [5],[6]
Expense Ratio, Percent 0.35% [5],[6]
Net Assets $ 1,404,576,063
Holdings Count | $ / shares 24
Investment Company Portfolio Turnover 16.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$1,404,576,063
Total Number of Portfolio Holdings
24
Portfolio Turnover Rate
16%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [8]
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 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, 2026, to June 30, 2026.
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 I1,2
$5
0.10%
[9],[10],[11]
Expenses Paid, Amount $ 5 [9],[10]
Expense Ratio, Percent 0.10% [9],[10]
Net Assets $ 3,098,847,286
Holdings Count | $ / shares 30
Investment Company Portfolio Turnover 11.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$3,098,847,286
Total Number of Portfolio Holdings
30
Portfolio Turnover Rate
11%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [12]
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 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, 2026, to June 30, 2026.
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 II1,2
$18
0.35%
[13],[14],[15]
Expenses Paid, Amount $ 18 [13],[14]
Expense Ratio, Percent 0.35% [13],[14]
Net Assets $ 3,098,847,286
Holdings Count | $ / shares 30
Investment Company Portfolio Turnover 11.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$3,098,847,286
Total Number of Portfolio Holdings
30
Portfolio Turnover Rate
11%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [16]
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 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, 2026, to June 30, 2026.
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 I1,2
$5
0.10%
[17],[18],[19]
Expenses Paid, Amount $ 5 [17],[18]
Expense Ratio, Percent 0.10% [17],[18]
Net Assets $ 1,966,754,389
Holdings Count | $ / shares 32
Investment Company Portfolio Turnover 14.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$1,966,754,389
Total Number of Portfolio Holdings
32
Portfolio Turnover Rate
14%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [20]
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 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, 2026, to June 30, 2026.
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 II1,2
$18
0.35%
[21],[22],[23]
Expenses Paid, Amount $ 18 [21],[22]
Expense Ratio, Percent 0.35% [21],[22]
Net Assets $ 1,966,754,389
Holdings Count | $ / shares 32
Investment Company Portfolio Turnover 14.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$1,966,754,389
Total Number of Portfolio Holdings
32
Portfolio Turnover Rate
14%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [24]
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 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, 2026, to June 30, 2026.
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 I1,2
$6
0.11%
[25],[26],[27]
Expenses Paid, Amount $ 6 [25],[26]
Expense Ratio, Percent 0.11% [25],[26]
Net Assets $ 509,487,064
Holdings Count | $ / shares 27
Investment Company Portfolio Turnover 12.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$509,487,064
Total Number of Portfolio Holdings
27
Portfolio Turnover Rate
12%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [28]
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 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, 2026, to June 30, 2026.
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 II1,2
$18
0.36%
[29],[30],[31]
Expenses Paid, Amount $ 18 [29],[30]
Expense Ratio, Percent 0.36% [29],[30]
Net Assets $ 509,487,064
Holdings Count | $ / shares 27
Investment Company Portfolio Turnover 12.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$509,487,064
Total Number of Portfolio Holdings
27
Portfolio Turnover Rate
12%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [32]
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 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, 2026, to June 30, 2026.
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 I1,2
$7
0.14%
[33],[34],[35]
Expenses Paid, Amount $ 7 [33],[34]
Expense Ratio, Percent 0.14% [33],[34]
Net Assets $ 190,988,906
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 10.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$190,988,906
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
10%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [36]
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 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, 2026, to June 30, 2026.
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 II1,2
$20
0.39%
[37],[38],[39]
Expenses Paid, Amount $ 20 [37],[38]
Expense Ratio, Percent 0.39% [37],[38]
Net Assets $ 190,988,906
Holdings Count | $ / shares 18
Investment Company Portfolio Turnover 10.00%
Additional Fund Statistics [Text Block]
KEY FUND STATISTICS (as of June 30, 2026)
Total Net Assets
$190,988,906
Total Number of Portfolio Holdings
18
Portfolio Turnover Rate
10%
Holdings [Text Block]
WHAT DID THE FUND INVEST IN? (as of June 30, 2026)
Portfolio Composition* (% of Total Investments)
image
 [40]
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.
[2]
2 Excludes fees and expenses of the underlying funds in which the Fund invests.
[3]
† Annualized.
[4]
* Does not include derivatives, except purchased options, if any.  
[5]
1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products.
[6]
2 Excludes fees and expenses of the underlying funds in which the Fund invests.
[7]
† Annualized.
[8]
* Does not include derivatives, except purchased options, if any.  
[9]
1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products.
[10]
2 Excludes fees and expenses of the underlying funds in which the Fund invests.
[11]
† Annualized.
[12]
* Does not include derivatives, except purchased options, if any.  
[13]
1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products.
[14]
2 Excludes fees and expenses of the underlying funds in which the Fund invests.
[15]
† Annualized.
[16]
* Does not include derivatives, except purchased options, if any.  
[17]
1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products.
[18]
2 Excludes fees and expenses of the underlying funds in which the Fund invests.
[19]
† Annualized.
[20]
* Does not include derivatives, except purchased options, if any.  
[21]
1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products.
[22]
2 Excludes fees and expenses of the underlying funds in which the Fund invests.
[23]
† Annualized.
[24]
* Does not include derivatives, except purchased options, if any.  
[25]
1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products.
[26]
2 Excludes fees and expenses of the underlying funds in which the Fund invests.
[27]
† Annualized.
[28]
* Does not include derivatives, except purchased options, if any.  
[29]
1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products.
[30]
2 Excludes fees and expenses of the underlying funds in which the Fund invests.
[31]
† Annualized.
[32]
* Does not include derivatives, except purchased options, if any.  
[33]
1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products.
[34]
2 Excludes fees and expenses of the underlying funds in which the Fund invests.
[35]
† Annualized.
[36]
* Does not include derivatives, except purchased options, if any.  
[37]
1 Does not reflect expenses incurred from investing through variable annuity or variable life insurance products.
[38]
2 Excludes fees and expenses of the underlying funds in which the Fund invests.
[39]
† Annualized.
[40]
* Does not include derivatives, except purchased options, if any.