S000000887 [Member] Expense Example - Wasatch Small Cap Growth Fund |
Sep. 30, 2025
USD ($)
|
|---|---|
| Investor Class shares | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 116 |
| Expense Example, with Redemption, 3 Years | 362 |
| Expense Example, with Redemption, 5 Years | 628 |
| Expense Example, with Redemption, 10 Years | 1,386 |
| Institutional Class Shares | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 107 |
| Expense Example, with Redemption, 3 Years | 336 |
| Expense Example, with Redemption, 5 Years | 584 |
| Expense Example, with Redemption, 10 Years | $ 1,293 |