JPMorgan Institutional Tax Free Money Market Fund Average Annual Total Returns - Capital Shares [Member] - Capital |
12 Months Ended | 60 Months Ended | 94 Months Ended | |
|---|---|---|---|---|
Feb. 28, 2026 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 2.53% | 1.97% | 1.63% | |
| Performance Inception Date | Mar. 01, 2018 |