v3.26.3
Expense Example - Short Term Investment Fund for Puerto Rico Residents, Inc.
Jun. 30, 2026
USD ($)
Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 118
Expense Example, with Redemption, 3 Years 368
Expense Example, with Redemption, 5 Years 638
Expense Example, with Redemption, 10 Years 1,409
Class B  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 116
Expense Example, with Redemption, 3 Years 362
Expense Example, with Redemption, 5 Years 628
Expense Example, with Redemption, 10 Years $ 1,386