S000005558 [Member] Expense Example - Nuveen Minnesota Intermediate Municipal Bond Fund |
May 31, 2026
USD ($)
|
|---|---|
| Class A | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 379 |
| Expense Example, with Redemption, 3 Years | 548 |
| Expense Example, with Redemption, 5 Years | 731 |
| Expense Example, with Redemption, 10 Years | 1,260 |
| Class I | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 61 |
| Expense Example, with Redemption, 3 Years | 192 |
| Expense Example, with Redemption, 5 Years | 335 |
| Expense Example, with Redemption, 10 Years | 750 |
| Nuveen Minnesota Intermediate Municipal Bond Fund Class C | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 163 |
| Expense Example, with Redemption, 3 Years | 505 |
| Expense Example, with Redemption, 5 Years | 871 |
| Expense Example, with Redemption, 10 Years | $ 1,900 |