v3.26.1
Expense Example - Innovator Equity Dual Directional 15 Buffer ETF – July - Innovator Equity Dual Directional 15 Buffer ETF - July
Oct. 31, 2025
USD ($)
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 81
Expense Example, with Redemption, 3 Years $ 252