International 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] | International Portfolio | International Portfolio | ||||||||
| Prospectus [Line Items] | ||||||||
| Annual Return [Percent] | 19.97% | 9.01% | 14.65% | (30.12%) | (1.54%) | 57.58% | 31.22% | (12.61%) |