S000019848 [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 |
|
| Columbia Variable Portfolio - Large Cap Index Fund | Columbia Variable Portfolio - Large Cap Index Fund Class 2 | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 17.25% | 24.40% | 25.65% | (18.54%) | 28.07% | 17.74% | 30.79% | (4.95%) | 21.21% | 11.31% |