S000084283 [Member] Investment Objectives and Goals - UBS Select 100% US Treasury Preferred Fund |
Apr. 30, 2026 |
|---|---|
| Prospectus [Line Items] | |
| Risk/Return [Heading] | UBS Select 100% US Treasury Preferred Fund Fund summary |
| Objective [Heading] | Investment objective |
| Objective, Primary [Text Block] | Maximum current income consistent with liquidity and the preservation of capital.
|