Expense Example, No Redemption - FT Vest Emerging Markets Buffer ETF - June - FT Vest Emerging Markets Buffer ETF - June |
Jun. 20, 2025
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 97 |
| Expense Example, No Redemption, 3 Years | $ 303 |