JPMorgan New York Municipal Money Market Fund Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Reserve Shares [Member] | Reserve | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 2.12% | 1.62% | 1.01% |