v3.26.1
Touchstone Mid Cap Growth Fund Expense Example, No Redemption - Touchstone Mid Cap Growth Fund - Class C
Mar. 31, 2026
USD ($)
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 204
Expense Example, No Redemption, 3 Years 655
Expense Example, No Redemption, 5 Years 1,133
Expense Example, No Redemption, 10 Years $ 2,453