v3.26.1
JPMorgan Short Duration Core Plus Fund Average Annual Total Returns - A C I 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 A      
Prospectus [Line Items]      
Average Annual Return, Percent 4.31% 1.67% 3.33%
Class C      
Prospectus [Line Items]      
Average Annual Return, Percent 5.05% 1.64% 3.15%
Class I      
Prospectus [Line Items]      
Average Annual Return, Percent 6.94% 2.40% 3.83%
Class I | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 5.10% 1.08% 2.44%
Class I | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 4.08% 1.25% 2.34%