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JPMorgan Corporate Bond 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 US CORPORATE INDEX(Reflects No Deduction for Fees, Expenses, or Taxes)[Member]      
Prospectus [Line Items]      
Average Annual Return, Percent 7.77% (0.09%) 3.27%
Class R6      
Prospectus [Line Items]      
Average Annual Return, Percent 8.00% 0.25% 3.64%
Class R6 | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 5.79% (1.81%) 1.68%
Class R6 | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 4.69% (0.67%) 1.98%