v3.26.1
JPMorgan Government Bond Fund Investment Objectives and Goals - R2 R3 R4 R6 Shares [Member] - JPMorgan Government Bond Fund
Feb. 28, 2026
Prospectus [Line Items]  
Risk/Return [Heading] <span style="color:#000000;font-family:Arial Narrow;font-size:11pt;font-weight:bold;">Class/Ticker: R2/JGBZX; R3/OGGPX; R4/OGGQX; R6/OGGYX</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 a high level of current income with liquidity and safety of principal.