JPMorgan Equity Index 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 |
|
| R6 Shares [Member] | JPMorgan Equity Index Fund | Class R6 | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 17.82% | 24.98% | 26.23% | (18.17%) | 28.65% | 18.42% | 31.42% | (4.46%) | 21.80% | 11.78% |