Legacy Class and Institutional Class [Member] 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 |
|
| Legacy Class and Institutional Class | Meridian Small Cap Growth Fund | Legacy Class | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | (1.28%) | 11.67% | 14.06% | (24.71%) | 7.85% | 27.91% | 19.17% | 0.71% | 22.86% | 20.43% |