S000054634 [Member] Expense Example - NexPoint Merger Arbitrage Fund |
Jun. 30, 2026
USD ($)
|
|---|---|
| Class A | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 744 |
| Expense Example, with Redemption, 3 Years | 1,180 |
| Expense Example, with Redemption, 5 Years | 1,641 |
| Expense Example, with Redemption, 10 Years | 2,913 |
| Class C | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 370 |
| Expense Example, with Redemption, 3 Years | 862 |
| Expense Example, with Redemption, 5 Years | 1,480 |
| Expense Example, with Redemption, 10 Years | 3,145 |
| Class Z | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 170 |
| Expense Example, with Redemption, 3 Years | 560 |
| Expense Example, with Redemption, 5 Years | 975 |
| Expense Example, with Redemption, 10 Years | $ 2,135 |