v3.26.3
JPMorgan Value Advantage Fund Class L Expense Example - L Shares [Member] - JPMorgan Value Advantage Fund Class L - Class L
Jun. 30, 2026
USD ($)
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 70
Expense Example, with Redemption, 3 Years 221
Expense Example, with Redemption, 5 Years 384
Expense Example, with Redemption, 10 Years $ 859