v3.25.4
S000005556 [Member] Investment Objectives and Goals - Nuveen Mid Cap Value Opportunities Fund
Oct. 31, 2025
Prospectus [Line Items]  
Risk/Return [Heading] Nuveen Mid Cap Value Opportunities Fund(formerly Nuveen Mid Cap Value 1 Fund)
Objective [Heading] Investment Objective
Objective, Primary [Text Block]
The investment objective of the Fund is capital appreciation.