S000083961 [Member] Investment Objectives and Goals - Nuveen Ultra Short Municipal Managed Accounts Portfolio |
Jul. 31, 2025 |
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| Prospectus [Line Items] | |
| Risk/Return [Heading] | Nuveen Ultra Short Municipal Managed Accounts Portfolio |
| Objective [Heading] | Investment Objective |
| Objective, Primary [Text Block] | The investment objective of the Portfolio is to provide a high level of current income that is exempt from regular federal income taxes to the extent consistent with preservation of capital.
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