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JPMorgan US Equity Fund Average Annual Total Returns - R2 R3 R4 R5 R6 Shares [Member]
12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
S&P 500 INDEX(Reflects No Deduction for Fees, Expenses, or Taxes)[Member]      
Prospectus [Line Items]      
Average Annual Return, Percent 17.88% 14.42% 14.82%
Class R2      
Prospectus [Line Items]      
Average Annual Return, Percent 13.85% 12.84% 14.15%
Class R3      
Prospectus [Line Items]      
Average Annual Return, Percent 14.14% 13.12% 14.44%
Class R4      
Prospectus [Line Items]      
Average Annual Return, Percent 14.41% 13.40% 14.71%
Class R5      
Prospectus [Line Items]      
Average Annual Return, Percent 14.58% 13.57% 14.89%
Class R5 | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 12.85% 11.81% 12.81%
Class R5 | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 9.49% 10.36% 11.67%
Class R6      
Prospectus [Line Items]      
Average Annual Return, Percent 14.74% 13.69% 15.00%