S000000552 [Member] Expense Example - Nuveen California Municipal Bond Fund |
Feb. 28, 2026
USD ($)
|
|---|---|
| Nuveen California Municipal Bond Fund - Class A | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 491 |
| Expense Example, with Redemption, 3 Years | 644 |
| Expense Example, with Redemption, 5 Years | 809 |
| Expense Example, with Redemption, 10 Years | 1,288 |
| Nuveen California Municipal Bond Fund - Class I | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 54 |
| Expense Example, with Redemption, 3 Years | 170 |
| Expense Example, with Redemption, 5 Years | 296 |
| Expense Example, with Redemption, 10 Years | 665 |
| Class C | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 156 |
| Expense Example, with Redemption, 3 Years | 483 |
| Expense Example, with Redemption, 5 Years | 834 |
| Expense Example, with Redemption, 10 Years | $ 1,823 |