Expense Example - Innovator Premium Income 30 Barrier ETF - April - Innovator Premium Income 30 Barrier 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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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