| Label | Element | Value |
|---|---|---|
| Innovator Equity Defined Protection ETF® - 1 Yr June | SPDR S&P 500 ETF Trust, Expiration: 05/29/2026; Exercise Price: $5.92 [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 113.90% |
| Innovator Equity Defined Protection ETF® - 1 Yr June | SPDR S&P 500 ETF Trust, Expiration: 05/29/2026; Exercise Price: $589.41 [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 0.10% |
| Innovator Equity Defined Protection ETF® - 1 Yr June | SPDR S&P 500 ETF Trust, Expiration: 05/29/2026; Exercise Price: $632.42 (Short) [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | (14.30%) |