v3.26.1
S000000286 [Member] Annual Fund Operating Expenses - Nuveen All-American Municipal Bond Fund
Mar. 31, 2026
Class A  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.40%
Distribution and Service (12b-1) Fees 0.20%
Component1 Other Expenses 0.12% [1]
Component2 Other Expenses 0.06%
Expenses (as a percentage of Assets) 0.78%
Class I  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.40%
Distribution and Service (12b-1) Fees 0.00%
Component1 Other Expenses 0.12% [1]
Component2 Other Expenses 0.06%
Expenses (as a percentage of Assets) 0.58%
Class C  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.40%
Distribution and Service (12b-1) Fees 1.00%
Component1 Other Expenses 0.12% [1]
Component2 Other Expenses 0.06%
Expenses (as a percentage of Assets) 1.58%
Class R6  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.40%
Distribution and Service (12b-1) Fees 0.00%
Component1 Other Expenses 0.12% [1]
Component2 Other Expenses 0.03%
Expenses (as a percentage of Assets) 0.55%
[1] Includes interest expense and fees paid on Fund borrowings and/or interest and related expenses from inverse floaters.