v3.26.3
Undiscovered Managers Behavioral Value Fund Expense Example - R2 R3 R4 R5 R6 Shares [Member] - Undiscovered Managers Behavioral Value Fund
Jun. 30, 2026
USD ($)
Class R2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 158
Expense Example, with Redemption, 3 Years 502
Expense Example, with Redemption, 5 Years 870
Expense Example, with Redemption, 10 Years 1,906
Class R3  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 132
Expense Example, with Redemption, 3 Years 425
Expense Example, with Redemption, 5 Years 739
Expense Example, with Redemption, 10 Years 1,630
Class R4  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 107
Expense Example, with Redemption, 3 Years 345
Expense Example, with Redemption, 5 Years 601
Expense Example, with Redemption, 10 Years 1,336
Class R5  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 92
Expense Example, with Redemption, 3 Years 298
Expense Example, with Redemption, 5 Years 521
Expense Example, with Redemption, 10 Years 1,162
Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 82
Expense Example, with Redemption, 3 Years 264
Expense Example, with Redemption, 5 Years 462
Expense Example, with Redemption, 10 Years $ 1,033