Balanced 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 |
|
| Portfolio [Member] | Balanced Portfolio | Balanced Portfolio | ||||||||
| Prospectus [Line Items] | ||||||||
| Annual Return [Percent] | 16.46% | 14.80% | 14.33% | (14.30%) | 19.02% | 10.68% | 22.48% | (3.41%) |