v3.25.3
JPMorgan SmartRetirement Income Fund Expense Example - R2 R3 R4 R5 R6 Shares [Member] - JPMorgan SmartRetirement Income Fund
Jun. 30, 2025
USD ($)
Class R2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 111
Expense Example, with Redemption, 3 Years 351
Expense Example, with Redemption, 5 Years 610
Expense Example, with Redemption, 10 Years 1,350
Class R3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 86
Expense Example, with Redemption, 3 Years 277
Expense Example, with Redemption, 5 Years 484
Expense Example, with Redemption, 10 Years 1,081
Class R4  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 60
Expense Example, with Redemption, 3 Years 193
Expense Example, with Redemption, 5 Years 338
Expense Example, with Redemption, 10 Years 760
Class R5  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 45
Expense Example, with Redemption, 3 Years 146
Expense Example, with Redemption, 5 Years 256
Expense Example, with Redemption, 10 Years 577
Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 35
Expense Example, with Redemption, 3 Years 114
Expense Example, with Redemption, 5 Years 200
Expense Example, with Redemption, 10 Years $ 454