First Trust Institutional Preferred Securities and Income ETF Expense Example, No Redemption - First Trust Institutional Preferred Securities and Income ETF - First Trust Institutional Preferred Securities and Income ETF |
Oct. 31, 2025
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 87 |
| Expense Example, No Redemption, 3 Years | 271 |
| Expense Example, No Redemption, 5 Years | 471 |
| Expense Example, No Redemption, 10 Years | $ 1,049 |