Annual Total Returns |
12 Months Ended | |||
|---|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
|
| FT Vest U.S. Equity Buffer ETF - July | FT Vest U.S. Equity Buffer ETF - July | ||||
| Prospectus [Line Items] | ||||
| Annual Return [Percent] | 17.73% | 21.23% | (6.38%) | 11.02% |