S000000289 [Member] Expense Example, No Redemption - Nuveen High Yield Municipal Bond Fund |
Mar. 31, 2025
USD ($)
|
|---|---|
| Class A | |
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 615 |
| Expense Example, No Redemption, 3 Years | 1,021 |
| Expense Example, No Redemption, 5 Years | 1,453 |
| Expense Example, No Redemption, 10 Years | 2,649 |
| Class I | |
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | 183 |
| Expense Example, No Redemption, 3 Years | 566 |
| Expense Example, No Redemption, 5 Years | 975 |
| Expense Example, No Redemption, 10 Years | 2,116 |
| Class C | |
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | 283 |
| Expense Example, No Redemption, 3 Years | 868 |
| Expense Example, No Redemption, 5 Years | 1,479 |
| Expense Example, No Redemption, 10 Years | 3,128 |
| Class R6 | |
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | 180 |
| Expense Example, No Redemption, 3 Years | 557 |
| Expense Example, No Redemption, 5 Years | 959 |
| Expense Example, No Redemption, 10 Years | $ 2,084 |