Innovator Equity Defined Protection ETF - 6 Mo Jan/Jul Innovator Equity Defined Protection ETF - 6 Mo Apr/Oct Innovator Equity Defined Protection ETF - 1 Yr January Innovator Equity Defined Protection ETF - 1 Yr February Innovator Equity Defined Protection ETF - 1 Yr March Innovator Equity Defined Protection ETF - 1 Yr April Innovator Equity Defined Protection ETF - 1 Yr May Innovator Equity Defined Protection ETF - 1 Yr June Innovator Equity Defined Protection ETF - 1 Yr July Innovator Equity Defined Protection ETF - 1 Yr August Innovator Equity Defined Protection ETF - 1 Yr September Innovator Equity Defined Protection ETF - 1 Yr October Innovator Equity Defined Protection ETF - 1 Yr November Innovator Equity Defined Protection ETF - 1 Yr December Innovator Equity Defined Protection ETF - 2 Yr to April 2026 Innovator Equity Defined Protection ETF - 2 Yr to July 2026 Innovator Equity Defined Protection ETF - 2 Yr to October 2026 Innovator Equity Defined Protection ETF - 2 Yr to January 2027 Innovator Equity Defined Protection ETF - 2 Yr to April 2027 Innovator Equity Defined Protection ETF - 2 Yr to July 2027 Innovator Equity Defined Protection ETF - 2 Yr to October 2027 Innovator Equity Defined Protection ETF - 2 Yr to January 2028 Innovator Equity Defined Protection ETF - 6 Mo Jan/Jul Innovator Equity Defined Protection ETF - 6 Mo Apr/Oct Innovator Equity Defined Protection ETF - 1 Yr January Innovator Equity Defined Protection ETF - 1 Yr February Innovator Equity Defined Protection ETF - 1 Yr March Innovator Equity Defined Protection ETF - 1 Yr April Innovator Equity Defined Protection ETF - 1 Yr May Innovator Equity Defined Protection ETF - 1 Yr June Innovator Equity Defined Protection ETF - 1 Yr July Innovator Equity Defined Protection ETF - 1 Yr August Innovator Equity Defined Protection ETF - 1 Yr September Innovator Equity Defined Protection ETF - 1 Yr October Innovator Equity Defined Protection ETF - 1 Yr November Innovator Equity Defined Protection ETF - 1 Yr December Innovator Equity Defined Protection ETF - 2 Yr to April 2026 Innovator Equity Defined Protection ETF - 2 Yr to July 2026 Innovator Equity Defined Protection ETF - 2 Yr to October 2026 Innovator Equity Defined Protection ETF - 2 Yr to January 2027 Innovator Equity Defined Protection ETF - 2 Yr to April 2027 Innovator Equity Defined Protection ETF - 2 Yr to July 2027 Innovator Equity Defined Protection ETF - 2 Yr to October 2027 Innovator Equity Defined Protection ETF - 2 Yr to January 2028 Defined Outcome Strategy Risk [Member] Derivatives Risk [Member] Underlying ETF Risk [Member] Concentration Risk [Member] Cyber Security Risk [Member] Market Risk [Member] Risks Associated with ETFs [Member] Tax Risk [Member] Valuation Risk [Member] S&P 500® Total Return Index (reflects no deduction for fees, expenses or taxes) S&P 500® Price Return Index (reflects no deduction for fees, expenses or taxes) S000088152 Member S000088162 Member C000254208 Member C000248834 Member C000251211 Member S000084451 Member S000086344 Member Defined Outcome Strategy Risk Member S000086347 Member C000251844 Member C000247286 Member C000251843 Member C000254202 Member S000088148 Member Derivatives Risk Member C000254206 Member C000251840 Member Cyber Security Risk Member S000086351 Member C000254214 Member S000088156 Member S000086346 Member S000083544 Member C000251838 Member S000085815 Member C000251839 Member S000088154 Member C000251842 Member S000086349 Member Tax Risk Member C000251210 Member S000088150 Member S000088160 Member Underlying ETFRisk Member index_ SP_500_ Total_ Return_ Index_reflects_no_deduction_for_fees_expenses_or_taxes Member Concentration Risk Member C000254210 Member C000243475 Member S000088158 Member S000086345 Member Market Risk Member S000080903 Member C000254212 Member C000254204 Member S000086350 Member C000251845 Member C000251841 Member Valuation Risk Member S000085816 Member S000086348 Member C000250971 Member C000254216 Member S000085642 Member Risks Associated With ETFs Member index_ SP_500_ Price_ Return_ Index_reflects_no_deduction_for_fees_expenses_or_taxes Member