Janus Henderson Mid Cap Value 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 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| Service Shares [Member] | Janus Henderson Mid Cap Value Portfolio | Service Shares | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 6.29% | 12.80% | 11.11% | (5.77%) | 19.42% | (1.21%) | 30.05% | (13.82%) | 13.63% | 18.76% |