v3.26.1
JPMorgan Federal Money Market Fund Annual Fund Operating Expenses - Capital Shares [Member] - JPMorgan Federal Money Market Fund - Capital
Feb. 28, 2026
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.08%
Distribution and Service (12b-1) Fees 0.00%
Component1 Other Expenses 0.05%
Component2 Other Expenses 0.04% [1]
Other Expenses (as a percentage of Assets): 0.09%
Expenses (as a percentage of Assets) 0.17%
[1] "Remainder of Other Expenses" is based on estimated amounts for the current fiscal year.