| Label | Element | Value |
|---|---|---|
| Innovator Growth-100 Power Buffer ETF™ - February | Invesco QQQ Trust Series 1, Expiration: 01/29/2027; Exercise Price: $6.22 [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 102.80% |
| Innovator Growth-100 Power Buffer ETF™ - February | Invesco QQQ Trust Series 1, Expiration: 01/29/2027; Exercise Price: $621.87 [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 4.50% |
| Innovator Growth-100 Power Buffer ETF™ - February | Invesco QQQ Trust Series 1, Expiration: 01/29/2027; Exercise Price: $528.59 (Short) [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | (2.00%) |
| Innovator Growth-100 Power Buffer ETF™ - February | Invesco QQQ Trust Series 1, Expiration: 01/29/2027; Exercise Price: $715.83 (Short) [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | (5.60%) |