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JPMorgan Tax Free 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 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 R6      
Prospectus [Line Items]      
Average Annual Return, Percent 3.75% 0.21% 2.03%
Class R6 | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 3.74% 0.19% 1.95%
Class R6 | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 3.80% 0.89% 2.27%