JPMorgan 100 U.S. Treasury Securities Money Market Fund Annual Fund Operating Expenses - Reserve Shares [Member] - JPMorgan 100 U.S. Treasury Securities Money Market Fund - Reserve |
Feb. 28, 2026 |
|---|---|
| Prospectus [Line Items] | |
| Management Fees (as a percentage of Assets) | 0.08% |
| Distribution and Service (12b-1) Fees | 0.25% |
| Component1 Other Expenses | 0.30% |
| Component2 Other Expenses | 0.04% |
| Other Expenses (as a percentage of Assets): | 0.34% |
| Expenses (as a percentage of Assets) | 0.67% |