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 |
|
| CM Advisors Fixed Income Fund | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 8.67% | 4.55% | 12.39% | (3.67%) | 3.06% | 0.89% | 2.82% | (1.63%) | 2.30% | 6.93% |