v3.26.1
Expense Example
Jul. 27, 2026
USD ($)
T. Rowe Price Short-Term Bond Fund, Inc.-Investor Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 49
Expense Example, with Redemption, 3 Years 154
Expense Example, with Redemption, 5 Years 269
Expense Example, with Redemption, 10 Years 604
T. Rowe Price Short-Term Bond Fund, Inc.-I Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 34
Expense Example, with Redemption, 3 Years 106
Expense Example, with Redemption, 5 Years 185
Expense Example, with Redemption, 10 Years 418
T. Rowe Price Short-Term Bond Fund, Inc.-Advisor Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 84
Expense Example, with Redemption, 3 Years 262
Expense Example, with Redemption, 5 Years 455
Expense Example, with Redemption, 10 Years 1,014
T. Rowe Price Short-Term Bond Fund, Inc.-Z Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 0
Expense Example, with Redemption, 3 Years 0
Expense Example, with Redemption, 5 Years 0
Expense Example, with Redemption, 10 Years 0
T. Rowe Price Ultra Short-Term Bond Fund-Investor Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 32
Expense Example, with Redemption, 3 Years 104
Expense Example, with Redemption, 5 Years 183
Expense Example, with Redemption, 10 Years 416
T. Rowe Price Ultra Short-Term Bond Fund-I Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 20
Expense Example, with Redemption, 3 Years 64
Expense Example, with Redemption, 5 Years 113
Expense Example, with Redemption, 10 Years 255
T. Rowe Price Ultra Short-Term Bond Fund-Z Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 0
Expense Example, with Redemption, 3 Years 0
Expense Example, with Redemption, 5 Years 0
Expense Example, with Redemption, 10 Years 0
T. Rowe Price Short Duration Income Fund-Investor Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 41
Expense Example, with Redemption, 3 Years 194
Expense Example, with Redemption, 5 Years 360
Expense Example, with Redemption, 10 Years 842
T. Rowe Price Short Duration Income Fund-I Class  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 30
Expense Example, with Redemption, 3 Years 146
Expense Example, with Redemption, 5 Years 272
Expense Example, with Redemption, 10 Years $ 642