v3.26.3
JPMorgan Investor Growth Fund Expense Example - R2 R3 R4 R5 Shares [Member] - JPMorgan Investor Growth Fund
Jun. 30, 2026
USD ($)
Class R2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 124
Expense Example, with Redemption, 3 Years 387
Expense Example, with Redemption, 5 Years 670
Expense Example, with Redemption, 10 Years 1,477
Class R3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 99
Expense Example, with Redemption, 3 Years 309
Expense Example, with Redemption, 5 Years 536
Expense Example, with Redemption, 10 Years 1,190
Class R4  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 74
Expense Example, with Redemption, 3 Years 230
Expense Example, with Redemption, 5 Years 401
Expense Example, with Redemption, 10 Years 894
Class R5  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 58
Expense Example, with Redemption, 3 Years 183
Expense Example, with Redemption, 5 Years 318
Expense Example, with Redemption, 10 Years $ 714