Class A Class C and Investor Class [Member] Expense Example - Class A, Class C and Investor Class - Meridian Small Cap Growth Fund |
Jun. 30, 2026
USD ($)
|
|---|---|
| Investor Class | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 128 |
| Expense Example, with Redemption, 3 Years | 417 |
| Expense Example, with Redemption, 5 Years | 727 |
| Expense Example, with Redemption, 10 Years | 1,606 |
| Class A | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 720 |
| Expense Example, with Redemption, 3 Years | 1,047 |
| Expense Example, with Redemption, 5 Years | 1,397 |
| Expense Example, with Redemption, 10 Years | 2,380 |
| Class C | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 329 |
| Expense Example, with Redemption, 3 Years | 721 |
| Expense Example, with Redemption, 5 Years | 1,240 |
| Expense Example, with Redemption, 10 Years | $ 2,402 |