S000000001 [Member] Expense Example, No Redemption - SA Franklin Large Cap Disciplined Growth Portfolio - Class 3 |
Dec. 31, 2025
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 89 |
| Expense Example, No Redemption, 3 Years | 291 |
| Expense Example, No Redemption, 5 Years | 523 |
| Expense Example, No Redemption, 10 Years | $ 1,191 |