Inflation Managed Portfolio Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Bloomberg® U.S. Treasury Inflation Protected Securities (TIPS) Index(reflects no deduction for fees, expenses or taxes)[Member] | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 7.01% | 1.12% | 3.08% |
| 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%) | 2.01% |
| Inflation Protectiion Portfolio | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 6.51% | 0.92% | 2.82% |