S000031358 [Member] 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 |
Dec. 31, 2017 |
Dec. 31, 2016 |
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| Columbia Capital Allocation Aggressive Portfolio | Columbia Capital Allocation Aggressive Portfolio Class A | ||||||||||||
| Prospectus [Line Items] | ||||||||||||
| Annual Return [Percent] | [1] | 19.03% | 15.43% | 19.86% | (19.06%) | 16.26% | 14.21% | 23.86% | (9.32%) | 22.31% | 6.25% | |
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