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Investment Objectives and Goals - Innovator Premium Income 15 Buffer ETF - October
Oct. 31, 2025
Prospectus [Line Items]  
Risk/Return [Heading] Innovator Premium Income 15 Buffer ETF™ – October
Objective [Heading] Investment Objective
Objective, Primary [Text Block]

The Fund seeks to provide investors, over the period from October 1, 2026 to September 30, 2027, with an investment that provides a high level of income through a Defined Distribution Rate of 6.56% (prior to taking into account management fees and other fees) while providing a buffer against the first 15% of SPDR® S&P 500® ETF Trust losses.