v3.26.1
JPMorgan Income Fund Expense Example - A C I Shares [Member] - JPMorgan Income Fund
Feb. 28, 2026
USD ($)
Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 439
Expense Example, with Redemption, 3 Years 625
Expense Example, with Redemption, 5 Years 827
Expense Example, with Redemption, 10 Years 1,409
Class C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 222
Expense Example, with Redemption, 3 Years 421
Expense Example, with Redemption, 5 Years 742
Expense Example, with Redemption, 10 Years 1,515
Class I  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 41
Expense Example, with Redemption, 3 Years 181
Expense Example, with Redemption, 5 Years 333
Expense Example, with Redemption, 10 Years $ 776