v3.26.3
Touchstone International Value Fund Expense Example, No Redemption - Touchstone International Value Fund - Class C
Jun. 30, 2026
USD ($)
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 188
Expense Example, No Redemption, 3 Years 846
Expense Example, No Redemption, 5 Years 1,528
Expense Example, No Redemption, 10 Years $ 3,350