First Trust Limited Duration Investment Grade Corporation ETF Expense Example, No Redemption - First Trust Limited Duration Investment Grade Corporation ETF - FT Limited Duration Investment Grade Corporation ETF |
Oct. 31, 2025
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 45 |
| Expense Example, No Redemption, 3 Years | 141 |
| Expense Example, No Redemption, 5 Years | 246 |
| Expense Example, No Redemption, 10 Years | $ 555 |