Annual Total Returns - Class I |
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 |
|
| Diamond Hill Short Duration Income Fund | |||||||||
| Prospectus [Line Items] | |||||||||
| Annual Return [Percent] | 6.60% | 9.33% | 8.91% | (3.38%) | 2.74% | 3.08% | 4.85% | 3.18% | 4.33% |
| Diamond Hill Core Bond Fund | |||||||||
| Prospectus [Line Items] | |||||||||
| Annual Return [Percent] | 7.16% | 3.40% | 6.62% | (11.84%) | (0.99%) | 7.94% | 7.93% | 1.59% | 4.17% |