S000034846 [Member] Expense Example - Wilmington Municipal Bond Fund |
Apr. 30, 2026
USD ($)
|
|---|---|
| Class A | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 520 |
| Expense Example, with Redemption, 3 Years | 748 |
| Expense Example, with Redemption, 5 Years | 994 |
| Expense Example, with Redemption, 10 Years | 1,697 |
| Class I | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 48 |
| Expense Example, with Redemption, 3 Years | 179 |
| Expense Example, with Redemption, 5 Years | 322 |
| Expense Example, with Redemption, 10 Years | $ 738 |