v3.26.3
S000026520 [Member] Investment Objectives and Goals - Nuveen Global Equity Income Fund
Jun. 30, 2026
Prospectus [Line Items]  
Risk/Return [Heading] Nuveen Global Equity Income Fund
Objective [Heading] Investment Objective
Objective, Primary [Text Block]
The investment objective of the Fund is to provide high current income and long-term capital appreciation.