v3.25.4
S000076417 [Member] Expense Example - Wasatch U.S. Select Fund
Sep. 30, 2025
USD ($)
Investor Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 103
Expense Example, with Redemption, 3 Years 449
Expense Example, with Redemption, 5 Years 819
Expense Example, with Redemption, 10 Years 1,860
Institutional Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 88
Expense Example, with Redemption, 3 Years 337
Expense Example, with Redemption, 5 Years 605
Expense Example, with Redemption, 10 Years $ 1,372