v3.26.1
Label Element Value
Innovator International Developed Power Buffer ETF™ - July | iShares MSCI EAFE ETF, Expiration: 06/30/2026; 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™ - July | iShares MSCI EAFE ETF, Expiration: 06/30/2026; Exercise Price: $89.39 [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 0.70%
Innovator International Developed Power Buffer ETF™ - July | iShares MSCI EAFE ETF, Expiration: 06/30/2026; Exercise Price: $75.98 (Short) [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav (0.20%)
Innovator International Developed Power Buffer ETF™ - July | iShares MSCI EAFE ETF, Expiration: 06/30/2026; Exercise Price: $101.55 (Short) [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav (2.90%)