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JPMorgan Short Duration Core Plus Fund Average Annual Total Returns - R6 Shares [Member]
12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
BLOOMBERG US AGGREGATE INDEX(Reflects No Deduction for Fees, Expenses, or Taxes)[Member]      
Prospectus [Line Items]      
Average Annual Return, Percent 7.30% (0.36%) 2.01%
BLOOMBERG 1-5 YEAR GOVERNMENT/CREDIT INDEX(Reflects No Deduction for Fees, Expenses, or Taxes)[Member]      
Prospectus [Line Items]      
Average Annual Return, Percent 6.11% 1.56% 2.17%
Class R6      
Prospectus [Line Items]      
Average Annual Return, Percent 7.01% 2.46% 3.91%
Class R6 | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 5.14% 1.12% 2.49%
Class R6 | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 4.12% 1.29% 2.38%