Expense Example, No Redemption - FT Vest U.S. Equity Quarterly 15 Buffer ETF - FT Vest U.S. Equity Quarterly 15 Buffer ETF |
Aug. 05, 2026
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 87 |
| Expense Example, No Redemption, 3 Years | $ 271 |