v3.26.1
JPMorgan Tax Free 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 MUNICIPAL INDEX(Reflects No Deduction for Fees, Expenses, or Taxes)[Member]      
Prospectus [Line Items]      
Average Annual Return, Percent 4.25% 0.80% 2.34%
Class A      
Prospectus [Line Items]      
Average Annual Return, Percent (0.42%) (0.82%) 1.39%
Class C      
Prospectus [Line Items]      
Average Annual Return, Percent 1.88% (0.65%) 1.29%
Class I      
Prospectus [Line Items]      
Average Annual Return, Percent 3.70% 0.14% 1.99%
Class I | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 3.69% 0.13% 1.91%
Class I | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 3.75% 0.83% 2.24%