JPMorgan Small Cap Equity Fund Average Annual Total Returns - A C I 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 INDEX(Reflects No Deduction for Fees, Expenses, or Taxes)[Member] | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 12.81% | 6.09% | 9.62% |
| Class A | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | (7.97%) | 1.76% | 7.72% |
| Class A | After Taxes on Distributions | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | (12.35%) | (1.62%) | 5.31% |
| Class A | After Taxes on Distributions and Sales | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | (1.48%) | 1.21% | 6.02% |
| Class C | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | (4.39%) | 2.35% | 7.88% |
| Class I | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | (2.64%) | 3.13% | 8.60% |