High Yield Bond Fund 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 |
|
| High Yield Bond Fund | None | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 9.37% | 6.52% | 13.14% | (10.65%) | 4.29% | 6.73% | 14.97% | (3.23%) | 7.91% | 12.90% |