S000031362 [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 Moderate Portfolio | Columbia Capital Allocation Moderate Portfolio Class A | ||||||||||||
| Prospectus [Line Items] | ||||||||||||
| Annual Return [Percent] | [1] | 15.57% | 10.26% | 14.80% | (17.16%) | 9.49% | 11.97% | 18.24% | (6.40%) | 14.86% | 5.89% | |
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