S000000601 [Member] Annual Total Returns |
12 Months Ended | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 |
Dec. 31, 2015 |
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| Nuveen Wisconsin Municipal Bond Fund | Nuveen Wisconsin Municipal Bond Fund - Class A | ||||||||||||
| Prospectus [Line Items] | ||||||||||||
| Annual Return [Percent] | [1] | 1.71% | 5.22% | (9.61%) | 4.27% | 3.60% | 7.52% | 1.81% | 5.13% | (0.88%) | 3.56% | |
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