S000005560 [Member] Expense Example, No Redemption - Nuveen Nebraska Municipal Bond Fund |
May 31, 2025
USD ($)
|
|---|---|
| Class A | |
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 500 |
| Expense Example, No Redemption, 3 Years | 688 |
| Expense Example, No Redemption, 5 Years | 904 |
| Expense Example, No Redemption, 10 Years | 1,526 |
| Class I | |
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | 63 |
| Expense Example, No Redemption, 3 Years | 217 |
| Expense Example, No Redemption, 5 Years | 397 |
| Expense Example, No Redemption, 10 Years | 918 |
| Class C | |
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | 165 |
| Expense Example, No Redemption, 3 Years | 529 |
| Expense Example, No Redemption, 5 Years | 930 |
| Expense Example, No Redemption, 10 Years | $ 2,051 |