v3.26.1
Label Element Value
Innovator International Developed Power Buffer ETF™ - June | iShares MSCI EAFE ETF, Expiration: 05/29/2026; Exercise Price: $0.89 [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 102.20%
Innovator International Developed Power Buffer ETF™ - June | iShares MSCI EAFE ETF, Expiration: 05/29/2026; Exercise Price: $88.81 [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 0.20%
Innovator International Developed Power Buffer ETF™ - June | iShares MSCI EAFE ETF, Expiration: 05/29/2026; Exercise Price: $75.49 (Short) [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 0.00%
Innovator International Developed Power Buffer ETF™ - June | iShares MSCI EAFE ETF, Expiration: 05/29/2026; Exercise Price: $101.74 (Short) [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav (2.50%)