v3.26.3
JPMorgan SmartRetirement 2060 Fund Expense Example - R2 R3 R4 R5 R6 Shares [Member] - JPMorgan SmartRetirement 2060 Fund
Jun. 30, 2026
USD ($)
Class R2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 116
Expense Example, with Redemption, 3 Years 371
Expense Example, with Redemption, 5 Years 645
Expense Example, with Redemption, 10 Years 1,428
Class R3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 91
Expense Example, with Redemption, 3 Years 295
Expense Example, with Redemption, 5 Years 515
Expense Example, with Redemption, 10 Years 1,150
Class R4  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 65
Expense Example, with Redemption, 3 Years 211
Expense Example, with Redemption, 5 Years 370
Expense Example, with Redemption, 10 Years 832
Class R5  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 50
Expense Example, with Redemption, 3 Years 164
Expense Example, with Redemption, 5 Years 288
Expense Example, with Redemption, 10 Years 650
Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 40
Expense Example, with Redemption, 3 Years 132
Expense Example, with Redemption, 5 Years 232
Expense Example, with Redemption, 10 Years $ 527