JPMorgan U.S. Small Company Fund Annual Total Returns |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| A C I Shares [Member] | JPMorgan U.S. Small Company Fund | Class I | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 10.09% | 11.59% | 14.40% | (16.69%) | 22.19% | 17.99% | 21.90% | (12.17%) | 8.76% | 20.55% |