SA American Century Inflation Managed Portfolio Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 111 Months Ended | 120 Months Ended |
|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Bloomberg U.S. Aggregate Bond Index (reflects no deduction for fees, expenses or taxes)[Member] | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 7.30% | (0.36%) | 1.56% | 2.01% |
| Bloomberg U.S. TIPS Index (reflects no deduction for fees, expenses or taxes)[Member] | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 7.01% | 1.12% | 3.08% | |
| Class 1 | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 6.54% | 0.89% | 2.32% | |
| Class 3 | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 6.21% | 0.63% | 2.06% |