Innovator Equity Dual Directional 10 Buffer ETF - July Innovator Equity Dual Directional 10 Buffer ETF - September Innovator Equity Dual Directional 10 Buffer ETF - October Innovator Equity Dual Directional 10 Buffer ETF - November Innovator Equity Dual Directional 15 Buffer ETF - July Innovator Equity Dual Directional 15 Buffer ETF - September Innovator Equity Dual Directional 15 Buffer ETF - October Innovator Equity Dual Directional 15 Buffer ETF - November Innovator Equity Dual Directional 10 Buffer ETF - July Innovator Equity Dual Directional 10 Buffer ETF - September Innovator Equity Dual Directional 10 Buffer ETF - October Innovator Equity Dual Directional 10 Buffer ETF - November Innovator Equity Dual Directional 15 Buffer ETF - July Innovator Equity Dual Directional 15 Buffer ETF - September Innovator Equity Dual Directional 15 Buffer ETF - October Innovator Equity Dual Directional 15 Buffer ETF - November 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] C000261510 Member S000095592 Member C000264310 Member S000095582 Member C000264309 Member C000264319 Member S000093323 Member Defined Outcome Strategy Risk Member Tax Risk Member Underlying ETFRisk Member S000093321 Member S000093324 Member Concentration Risk Member Market Risk Member C000261508 Member Valuation Risk Member S000095583 Member Derivatives Risk Member S000093322 Member C000261509 Member Cyber Security Risk Member Risks Associated With ETFs Member C000261511 Member C000264318 Member S000095591 Member