Shareholder Report, Line Graph (Details) - USD ($) |
12 Months Ended | 24 Months Ended | 36 Months Ended | 48 Months Ended | 60 Months Ended | 72 Months Ended | 84 Months Ended | 96 Months Ended | 108 Months Ended | 120 Months Ended | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2016 |
Jun. 30, 2026 |
Jun. 30, 2017 |
Jun. 30, 2018 |
Jun. 30, 2019 |
Jun. 30, 2020 |
Jun. 30, 2021 |
Jun. 30, 2022 |
Jun. 30, 2023 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2026 |
|
| C000173242 [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | JPMorgan Mid Cap Value Fund (Class R6 Shares) | |||||||||||
| Accumulated Value | $ 5,000,000 | $ 5,720,647 | $ 6,104,527 | $ 6,387,442 | $ 5,512,519 | $ 8,369,448 | $ 7,761,650 | $ 8,553,139 | $ 9,519,761 | $ 10,553,983 | $ 12,280,701 | |
| C000173241 [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | JPMorgan Mid Cap Value Fund (Class R5 Shares) | |||||||||||
| Accumulated Value | 10,000 | 11,434 | 12,190 | 12,741 | 10,984 | 16,662 | 15,436 | 16,992 | 18,893 | 20,929 | 24,326 | |
| C000173570 [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | JPMorgan Mid Cap Value Fund (Class R4 Shares) | |||||||||||
| Accumulated Value | 10,000 | 11,409 | 12,149 | 12,680 | 10,913 | 16,530 | 15,291 | 16,806 | 18,659 | 20,639 | 23,953 | |
| C000173569 [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | JPMorgan Mid Cap Value Fund (Class R3 Shares) | |||||||||||
| Accumulated Value | 10,000 | 11,385 | 12,090 | 12,588 | 10,809 | 16,330 | 15,065 | 16,519 | 18,298 | 20,183 | 23,368 | |
| C000070637 [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | JPMorgan Mid Cap Value Fund (Class R2 Shares) | |||||||||||
| Accumulated Value | 10,000 | 11,353 | 12,026 | 12,490 | 10,696 | 16,118 | 14,833 | 16,221 | 17,921 | 19,721 | 22,774 | |
| C000012321 [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | JPMorgan Mid Cap Value Fund (Class L Shares) | |||||||||||
| Accumulated Value | 3,000,000 | 3,431,735 | 3,662,800 | 3,832,312 | 3,306,924 | 5,018,748 | 4,650,102 | 5,120,102 | 5,692,803 | 6,305,991 | 7,328,730 | |
| C000012320 [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | JPMorgan Mid Cap Value Fund (Class I Shares) | |||||||||||
| Accumulated Value | 1,000,000 | 1,141,231 | 1,215,075 | 1,268,315 | 1,092,031 | 1,653,520 | 1,529,588 | 1,681,324 | 1,867,349 | 2,065,099 | 2,397,137 | |
| C000012324 [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | JPMorgan Mid Cap Value Fund (Class C Shares) | |||||||||||
| Accumulated Value | 10,000 | 11,324 | 11,967 | 12,397 | 10,593 | 15,918 | 14,616 | 15,947 | 17,574 | 19,394 | 22,453 | |
| C000012322 [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | JPMorgan Mid Cap Value Fund (Class A Shares) | |||||||||||
| Accumulated Value | 9,476 | 10,786 | 11,456 | 11,927 | 10,242 | 15,472 | 14,276 | 15,655 | 17,338 | 19,132 | 22,150 | |
| Russell 3000 C000173242 Index [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Accumulated Value | 5,000,000 | 5,925,478 | 6,801,152 | 7,412,064 | 7,896,036 | 11,383,277 | 9,805,132 | 11,663,562 | 14,360,766 | 16,557,359 | 20,336,331 | |
| Russell 3000 C000012321 Index [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Accumulated Value | 3,000,000 | 3,555,287 | 4,080,691 | 4,447,238 | 4,737,621 | 6,829,966 | 5,883,079 | 6,998,137 | 8,616,460 | 9,934,415 | 12,201,799 | |
| Russell 3000 C000012320 Index [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Accumulated Value | 1,000,000 | 1,185,096 | 1,360,230 | 1,482,413 | 1,579,207 | 2,276,655 | 1,961,026 | 2,332,712 | 2,872,153 | 3,311,472 | 4,067,266 | |
| Russell 3000 Index [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | Russell 3000 Index | |||||||||||
| Accumulated Value | 10,000 | 11,851 | 13,602 | 14,824 | 15,792 | 22,767 | 19,610 | 23,327 | 28,722 | 33,115 | 40,673 | |
| Russell Midcap Value C000173242 Index [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Accumulated Value | 5,000,000 | 5,796,275 | 6,236,524 | 6,466,111 | 5,702,333 | 8,728,227 | 7,855,678 | 8,680,742 | 9,720,466 | 10,841,628 | 13,727,629 | |
| Russell Midcap Value C000012321 Index [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Accumulated Value | 3,000,000 | 3,477,765 | 3,741,915 | 3,879,667 | 3,421,400 | 5,236,936 | 4,713,407 | 5,208,445 | 5,832,280 | 6,504,977 | 8,236,578 | |
| Russell Midcap Value C000012320 Index [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Accumulated Value | 1,000,000 | 1,159,255 | 1,247,305 | 1,293,222 | 1,140,467 | 1,745,645 | 1,571,136 | 1,736,148 | 1,944,093 | 2,168,326 | 2,745,526 | |
| Russell Midcap Value Index [Member] | ||||||||||||
| Account Value [Line Items] | ||||||||||||
| Line Graph and Table Measure Name | Russell Midcap Value Index | |||||||||||
| Accumulated Value | $ 10,000 | $ 11,593 | $ 12,473 | $ 12,932 | $ 11,405 | $ 17,456 | $ 15,711 | $ 17,361 | $ 19,441 | $ 21,683 | $ 27,455 | |