S000018772 [Member] Expense Example - Wasatch Emerging Markets Small Cap Fund |
Sep. 30, 2025
USD ($)
|
|---|---|
| Investor Class shares | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 198 |
| Expense Example, with Redemption, 3 Years | 633 |
| Expense Example, with Redemption, 5 Years | 1,094 |
| Expense Example, with Redemption, 10 Years | 2,371 |
| Institutional Class Shares | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 178 |
| Expense Example, with Redemption, 3 Years | 570 |
| Expense Example, with Redemption, 5 Years | 987 |
| Expense Example, with Redemption, 10 Years | $ 2,151 |