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JPMorgan Core Plus Bond 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%
Class A      
Prospectus [Line Items]      
Average Annual Return, Percent 3.59% (0.51%) 2.04%
Class C      
Prospectus [Line Items]      
Average Annual Return, Percent 6.06% (0.39%) 1.91%
Class I      
Prospectus [Line Items]      
Average Annual Return, Percent 7.98% 0.52% 2.72%
Class I | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 5.84% (1.10%) 1.22%
Class I | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 4.68% (0.30%) 1.45%