v3.26.1
S000000557 [Member] Expense Example, No Redemption - Nuveen New Jersey Municipal Bond Fund
Feb. 28, 2026
USD ($)
Nuveen New Jersey Municipal Bond Fund - Class A  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 498
Expense Example, No Redemption, 3 Years 665
Expense Example, No Redemption, 5 Years 846
Expense Example, No Redemption, 10 Years 1,368
Nuveen New Jersey Municipal Bond Fund - Class I  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 61
Expense Example, No Redemption, 3 Years 192
Expense Example, No Redemption, 5 Years 335
Expense Example, No Redemption, 10 Years 750
Class C  
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year 163
Expense Example, No Redemption, 3 Years 505
Expense Example, No Redemption, 5 Years 871
Expense Example, No Redemption, 10 Years $ 1,900