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S000047609 [Member] Investment Objectives and Goals - Nuveen Strategic Municipal Opportunities Fund
Mar. 31, 2025
Prospectus [Line Items]  
Risk/Return [Heading] Nuveen Strategic Municipal Opportunities Fund
Objective [Heading] Investment Objective
Objective, Primary [Text Block]
The investment objective of the Fund is to seek total return through income exempt from regular federal income taxes and capital appreciation.