S000025873 [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 |
|
| TAX-ADVANTAGED ULTRA-SHORT FIXED INCOME FUND | TAX-ADVANTAGED ULTRA-SHORT FIXED INCOME FUND | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 3.48% | 3.80% | 4.81% | (1.16%) | 0.08% | 1.51% | 2.51% | 1.40% | 0.83% | 0.83% |