S000008513 [Member] Expense Example - Nuveen California High Yield Municipal Bond Fund |
Feb. 28, 2026
USD ($)
|
|---|---|
| Nuveen California High Yield Municipal Bond Fund - Class A | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 583 |
| Expense Example, with Redemption, 3 Years | 924 |
| Expense Example, with Redemption, 5 Years | 1,289 |
| Expense Example, with Redemption, 10 Years | 2,313 |
| Nuveen California High Yield Municipal Bond Fund - Class I | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 150 |
| Expense Example, with Redemption, 3 Years | 465 |
| Expense Example, with Redemption, 5 Years | 803 |
| Expense Example, with Redemption, 10 Years | 1,757 |
| Class C | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 250 |
| Expense Example, with Redemption, 3 Years | 770 |
| Expense Example, with Redemption, 5 Years | 1,316 |
| Expense Example, with Redemption, 10 Years | $ 2,806 |