| Label | Element | Value |
|---|---|---|
| Innovator Growth-100 Power Buffer ETF™ - June | Invesco QQQ Trust Series 1, Expiration: 05/29/2026; Exercise Price: $5.19 [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 112.00% |
| Innovator Growth-100 Power Buffer ETF™ - June | Invesco QQQ Trust Series 1, Expiration: 05/29/2026; Exercise Price: $519.11 [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 0.00% |
| Innovator Growth-100 Power Buffer ETF™ - June | Invesco QQQ Trust Series 1, Expiration: 05/29/2026; Exercise Price: $441.24 (Short) [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 0.00% |
| Innovator Growth-100 Power Buffer ETF™ - June | Invesco QQQ Trust Series 1, Expiration: 05/29/2026; Exercise Price: $598.95 (Short) [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | (12.30%) |