v3.26.1
Touchstone Small Cap Value Fund Expense Example - Touchstone Small Cap Value Fund
Sep. 30, 2025
USD ($)
Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 632
Expense Example, with Redemption, 3 Years 930
Expense Example, with Redemption, 5 Years 1,250
Expense Example, with Redemption, 10 Years 2,155
Class C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 303
Expense Example, with Redemption, 3 Years 1,072
Expense Example, with Redemption, 5 Years 1,955
Expense Example, with Redemption, 10 Years 4,227
Class Y  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 114
Expense Example, with Redemption, 3 Years 369
Expense Example, with Redemption, 5 Years 644
Expense Example, with Redemption, 10 Years 1,430
Institutional Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 97
Expense Example, with Redemption, 3 Years 336
Expense Example, with Redemption, 5 Years 594
Expense Example, with Redemption, 10 Years 1,331
Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 89
Expense Example, with Redemption, 3 Years 328
Expense Example, with Redemption, 5 Years 586
Expense Example, with Redemption, 10 Years $ 1,324