SA Index Allocation 90-10 Portfolio Expense Example - SA Index Allocation 90-10 Portfolio |
Dec. 31, 2025
USD ($)
|
|---|---|
| Class 1 | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 45 |
| Expense Example, with Redemption, 3 Years | 141 |
| Expense Example, with Redemption, 5 Years | 246 |
| Expense Example, with Redemption, 10 Years | 555 |
| Class 3 | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 70 |
| Expense Example, with Redemption, 3 Years | 221 |
| Expense Example, with Redemption, 5 Years | 384 |
| Expense Example, with Redemption, 10 Years | $ 859 |