S000021242 [Member] Expense Example - NexPoint Event Driven Fund |
Jun. 30, 2026
USD ($)
|
|---|---|
| Class A | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 752 |
| Expense Example, with Redemption, 3 Years | 1,241 |
| Expense Example, with Redemption, 5 Years | 1,755 |
| Expense Example, with Redemption, 10 Years | 3,159 |
| Class C | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 379 |
| Expense Example, with Redemption, 3 Years | 925 |
| Expense Example, with Redemption, 5 Years | 1,596 |
| Expense Example, with Redemption, 10 Years | 3,388 |
| Class Z | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 179 |
| Expense Example, with Redemption, 3 Years | 625 |
| Expense Example, with Redemption, 5 Years | 1,098 |
| Expense Example, with Redemption, 10 Years | $ 2,404 |