Expense Example - Innovator U.S. Equity Power Buffer ETF - April - Innovator U.S. Equity Power Buffer ETF - April |
Oct. 31, 2025
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 81 |
| Expense Example, with Redemption, 3 Years | 252 |
| Expense Example, with Redemption, 5 Years | 439 |
| Expense Example, with Redemption, 10 Years | $ 978 |