S000000886 [Member] Expense Example - Wasatch Micro Cap Value Fund |
Sep. 30, 2025
USD ($)
|
|---|---|
| INVESTOR CLASS SHARES | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 171 |
| Expense Example, with Redemption, 3 Years | 530 |
| Expense Example, with Redemption, 5 Years | 913 |
| Expense Example, with Redemption, 10 Years | 1,987 |
| INSTITUTIONAL CLASS SHARES | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 163 |
| Expense Example, with Redemption, 3 Years | 509 |
| Expense Example, with Redemption, 5 Years | 879 |
| Expense Example, with Redemption, 10 Years | $ 1,920 |