Undiscovered Managers Behavioral Value Fund Average Annual Total Returns - L Shares [Member] |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| RUSSELL 3000 INDEX(Reflects No Deduction for Fees, Expenses, or Taxes)[Member] | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 17.15% | 13.15% | 14.29% |
| RUSSELL 2000 VALUE INDEX(Reflects No Deduction for Fees, Expenses, or Taxes)[Member] | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 12.59% | 8.88% | 9.27% |
| Class L | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 1.73% | 11.25% | 9.70% |
| Class L | After Taxes on Distributions | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | (0.47%) | 9.39% | 8.12% |
| Class L | After Taxes on Distributions and Sales | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 2.43% | 8.68% | 7.56% |