S000016933 [Member] Fees and Expenses - ClearBridge Variable Growth Portfolio |
Dec. 31, 2025 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Prospectus [Line Items] | ||||||||||
| Expense Heading [Optional Text] | Fees and expenses of the fund | |||||||||
| Expense Narrative [Text Block] | The accompanying table describes the fees and expenses that you may pay if you buy, hold and sell shares of the fund. The fee table and expense example do not reflect expenses incurred from investing through a separate account or qualified plan and do not reflect variable annuity or life insurance contract charges. If they did, the overall fees and expenses would be higher than those shown. Detailed information about the cost of investing in this fund through a separate account or qualified plan is presented in the contract prospectus through which the fund’s shares are offered to you or in the information provided by your plan.
|
|||||||||
| Shareholder Fees Caption [Optional Text] | Shareholder fees(fees paid directly from your investment) | |||||||||
| Operating Expenses Caption [Optional Text] | Annual fund operating expenses (%)(expenses that you pay each year as a percentage of the value of your investment) | |||||||||
| Expense Example [Heading] | Example | |||||||||
| Expense Example Narrative [Text Block] | This example is intended to help you compare the cost of investing in the fund with the cost of investing in other mutual funds. The example does not include expenses incurred from investing through a separate account or qualified plan and does not reflect variable annuity and variable life contract charges. If the example included these expenses, the figures shown would be higher. The example assumes:
Although your actual costs may be higher or lower, based on these assumptions your costs would be:
|
|||||||||
| Expense Example by, Year, Caption [Text] | Number of years you own your shares ($) | |||||||||
| Expense Example, No Redemption, By Year, Caption [Text] | Number of years you own your shares ($) | |||||||||
| Portfolio Turnover [Heading] | Portfolio turnover. | |||||||||
| Portfolio Turnover [Text Block] | The fund pays transaction costs, such as commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs. These costs, which are not reflected in annual fund operating expenses or in the example, affect the fund’s performance. During the most recent fiscal year, the fund’s portfolio turnover rate was 23% of the average value of its portfolio. | |||||||||
| Portfolio Turnover, Rate | 23.00% |