v3.26.3
JPMorgan Small Cap Blend Fund Investment Objectives and Goals - R2 R3 R4 R5 Shares [Member] - JPMorgan Small Cap Blend Fund
Jun. 30, 2026
Prospectus [Line Items]  
Risk/Return [Heading] <span style="color:#000000;font-family:Arial Narrow;font-size:11pt;font-weight:bold;">Class/Ticker: R2/*; R3/*; R4/*; R5/* </span><span style="color:#000000;font-family:Arial Narrow;font-size:8pt;">*</span><span style="color:#000000;font-family:Arial Narrow;font-size:8pt;">The share class does not have an exchange ticker symbol because it currently is not offered to the general public.</span>
Objective [Heading] <span style="color:#000000;font-family:Arial Narrow;font-size:11pt;font-weight:bold;">What is the goal of the Fund?</span>
Objective, Primary [Text Block] The Fund seeks capital growth over the long term.