v3.26.1
Label Element Value
Innovator U.S. Small Cap Power Buffer ETF™ - February | iShares Russell 2000 ETF, Expiration: 01/29/2027; Exercise Price: $2.60 [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 101.30%
Innovator U.S. Small Cap Power Buffer ETF™ - February | iShares Russell 2000 ETF, Expiration: 01/29/2027; Exercise Price: $259.65 [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav 4.80%
Innovator U.S. Small Cap Power Buffer ETF™ - February | iShares Russell 2000 ETF, Expiration: 01/29/2027; Exercise Price: $220.70 (Short) [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav (1.90%)
Innovator U.S. Small Cap Power Buffer ETF™ - February | iShares Russell 2000 ETF, Expiration: 01/29/2027; Exercise Price: $305.43 (Short) [Member]  
Holdings [Line Items] oef_HoldingsLineItems  
Percent of Net Asset Value oef_PctOfNav (4.50%)