SA Fixed Income Intermediate Index Portfolio Annual Total Returns |
12 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
|
| SA Fixed Income Intermediate Index Portfolio | Class 1 | ||||||||
| Prospectus [Line Items] | ||||||||
| Annual Return [Percent] | 6.24% | 2.92% | 5.00% | (7.11%) | (1.57%) | 6.18% | 6.21% | 0.57% |