First Trust Large Cap Core AlphaDEX Fund Expense Example, No Redemption - First Trust Large Cap Core AlphaDEX Fund - First Trust Large Cap Core AlphaDEX Fund |
Jul. 31, 2025
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 58 |
| Expense Example, No Redemption, 3 Years | 183 |
| Expense Example, No Redemption, 5 Years | 318 |
| Expense Example, No Redemption, 10 Years | $ 714 |