First Trust BuyWrite Income ETF Expense Example, No Redemption - First Trust BuyWrite Income ETF - First Trust BuyWrite Income ETF |
Dec. 31, 2025
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 77 |
| Expense Example, No Redemption, 3 Years | 240 |
| Expense Example, No Redemption, 5 Years | 417 |
| Expense Example, No Redemption, 10 Years | $ 930 |