S000005533 [Member] Annual Total Returns |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| Wilmington Broad Market Bond Fund | Class I Shares | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 6.81% | 1.29% | 5.68% | (12.29%) | (1.57%) | 7.78% | 8.32% | (0.42%) | 3.25% | 2.58% |