Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001069157-24-000020-index-headers.html | 2024-02-28 20:12:31 | |
| 0001069157-24-000020-index.html | 2024-02-28 20:12:31 | |
| 0001069157-24-000020.txt | 2024-02-28 20:12:31 | |
 0001069157-24-000020-xbrl.zip | 1031914 | 2024-02-28 20:12:31 |
| ewbc-20231231.htm | 7576101 | 2024-02-28 20:12:31 |
| ewbc-20231231.xsd | 130451 | 2024-02-28 20:12:31 |
| ewbc-20231231_cal.xml | 195470 | 2024-02-28 20:12:31 |
| ewbc-20231231_def.xml | 882732 | 2024-02-28 20:12:31 |
 ewbc-20231231_g1.jpg | 105015 | 2024-02-28 20:12:31 |
 ewbc-20231231_g2.jpg | 57723 | 2024-02-28 20:12:31 |
 ewbc-20231231_g3.jpg | 49492 | 2024-02-28 20:12:31 |
 ewbc-20231231_g4.jpg | 52927 | 2024-02-28 20:12:31 |
 ewbc-20231231_g5.jpg | 14474 | 2024-02-28 20:12:31 |
 ewbc-20231231_g6.jpg | 45532 | 2024-02-28 20:12:31 |
 ewbc-20231231_g7.jpg | 31678 | 2024-02-28 20:12:31 |
| ewbc-20231231_htm.xml | 9077454 | 2024-02-28 20:12:31 |
| ewbc-20231231_lab.xml | 1622930 | 2024-02-28 20:12:31 |
| ewbc-20231231_pre.xml | 1270855 | 2024-02-28 20:12:31 |
| ewbc103610k12312023.htm | 5950 | 2024-02-28 20:12:31 |
| ewbc104210k12312023.htm | 5674 | 2024-02-28 20:12:31 |
| ewbc21110k12312023.htm | 5631 | 2024-02-28 20:12:31 |
| ewbc23110k12312023.htm | 4832 | 2024-02-28 20:12:31 |
| ewbc2410k12312023.htm | 15720 | 2024-02-28 20:12:31 |
| ewbc31110k12312023.htm | 12009 | 2024-02-28 20:12:31 |
| ewbc31210k12312023.htm | 12137 | 2024-02-28 20:12:31 |
| ewbc32110k12312023.htm | 6325 | 2024-02-28 20:12:31 |
| ewbc32210k12312023.htm | 6449 | 2024-02-28 20:12:31 |
| ewbc9710k12312023.htm | 33031 | 2024-02-28 20:12:31 |
| FilingSummary.xml | 84999 | 2024-02-28 20:12:31 |
| Financial_Report.xlsx | 306654 | 2024-02-28 20:12:31 |
| MetaLinks.json | 1746508 | 2024-02-28 20:12:31 |
| R1.htm | 66568 | 2024-02-28 20:12:31 |
| R10.htm | 128306 | 2024-02-28 20:12:31 |
| R100.htm | 14280 | 2024-02-28 20:12:31 |
| R101.htm | 26009 | 2024-02-28 20:12:31 |
| R102.htm | 23381 | 2024-02-28 20:12:31 |
| R103.htm | 37675 | 2024-02-28 20:12:31 |
| R104.htm | 29950 | 2024-02-28 20:12:31 |
| R105.htm | 14950 | 2024-02-28 20:12:31 |
| R106.htm | 43656 | 2024-02-28 20:12:31 |
| R107.htm | 4295 | 2024-02-28 20:12:31 |
| R108.htm | 11736 | 2024-02-28 20:12:31 |
| R109.htm | 22770 | 2024-02-28 20:12:31 |
| R11.htm | 491317 | 2024-02-28 20:12:31 |
| R110.htm | 15808 | 2024-02-28 20:12:31 |
| R111.htm | 23699 | 2024-02-28 20:12:31 |
| R112.htm | 46390 | 2024-02-28 20:12:31 |
| R113.htm | 6709 | 2024-02-28 20:12:31 |
| R114.htm | 33283 | 2024-02-28 20:12:31 |
| R115.htm | 19401 | 2024-02-28 20:12:31 |
| R116.htm | 33602 | 2024-02-28 20:12:31 |
| R117.htm | 21392 | 2024-02-28 20:12:31 |
| R118.htm | 30935 | 2024-02-28 20:12:31 |
| R119.htm | 71215 | 2024-02-28 20:12:31 |
| R12.htm | 46927 | 2024-02-28 20:12:31 |
| R120.htm | 17070 | 2024-02-28 20:12:31 |
| R121.htm | 66527 | 2024-02-28 20:12:31 |
| R122.htm | 5917 | 2024-02-28 20:12:31 |
| R123.htm | 51231 | 2024-02-28 20:12:31 |
| R124.htm | 47024 | 2024-02-28 20:12:31 |
| R125.htm | 59708 | 2024-02-28 20:12:31 |
| R126.htm | 71167 | 2024-02-28 20:12:31 |
| R127.htm | 35978 | 2024-02-28 20:12:31 |
| R13.htm | 393084 | 2024-02-28 20:12:31 |
| R14.htm | 329271 | 2024-02-28 20:12:31 |
| R15.htm | 1220708 | 2024-02-28 20:12:31 |
| R16.htm | 52359 | 2024-02-28 20:12:31 |
| R17.htm | 6303 | 2024-02-28 20:12:31 |
| R18.htm | 27517 | 2024-02-28 20:12:31 |
| R19.htm | 57119 | 2024-02-28 20:12:31 |
| R2.htm | 7793 | 2024-02-28 20:12:31 |
| R20.htm | 108623 | 2024-02-28 20:12:31 |
| R21.htm | 60773 | 2024-02-28 20:12:31 |
| R22.htm | 35541 | 2024-02-28 20:12:31 |
| R23.htm | 28491 | 2024-02-28 20:12:31 |
| R24.htm | 113420 | 2024-02-28 20:12:31 |
| R25.htm | 77132 | 2024-02-28 20:12:31 |
| R26.htm | 88169 | 2024-02-28 20:12:31 |
| R27.htm | 92177 | 2024-02-28 20:12:31 |
| R28.htm | 8408 | 2024-02-28 20:12:31 |
| R29.htm | 15215 | 2024-02-28 20:12:31 |
| R3.htm | 103330 | 2024-02-28 20:12:31 |
| R30.htm | 8482 | 2024-02-28 20:12:31 |
| R31.htm | 227074 | 2024-02-28 20:12:31 |
| R32.htm | 41028 | 2024-02-28 20:12:31 |
| R33.htm | 470972 | 2024-02-28 20:12:31 |
| R34.htm | 39362 | 2024-02-28 20:12:31 |
| R35.htm | 498966 | 2024-02-28 20:12:31 |
| R36.htm | 322406 | 2024-02-28 20:12:31 |
| R37.htm | 1200306 | 2024-02-28 20:12:31 |
| R38.htm | 45909 | 2024-02-28 20:12:31 |
| R39.htm | 30448 | 2024-02-28 20:12:31 |
| R4.htm | 21576 | 2024-02-28 20:12:31 |
| R40.htm | 53126 | 2024-02-28 20:12:31 |
| R41.htm | 109139 | 2024-02-28 20:12:31 |
| R42.htm | 53518 | 2024-02-28 20:12:31 |
| R43.htm | 30259 | 2024-02-28 20:12:31 |
| R44.htm | 26561 | 2024-02-28 20:12:31 |
| R45.htm | 115118 | 2024-02-28 20:12:31 |
| R46.htm | 70563 | 2024-02-28 20:12:31 |
| R47.htm | 78875 | 2024-02-28 20:12:31 |
| R48.htm | 95607 | 2024-02-28 20:12:31 |
| R49.htm | 41730 | 2024-02-28 20:12:31 |
| R5.htm | 116764 | 2024-02-28 20:12:31 |
| R50.htm | 10580 | 2024-02-28 20:12:31 |
| R51.htm | 4345 | 2024-02-28 20:12:31 |
| R52.htm | 40605 | 2024-02-28 20:12:31 |
| R53.htm | 7719 | 2024-02-28 20:12:31 |
| R54.htm | 159321 | 2024-02-28 20:12:31 |
| R55.htm | 30503 | 2024-02-28 20:12:31 |
| R56.htm | 63617 | 2024-02-28 20:12:31 |
| R57.htm | 49567 | 2024-02-28 20:12:31 |
| R58.htm | 24217 | 2024-02-28 20:12:31 |
| R59.htm | 74289 | 2024-02-28 20:12:31 |
| R6.htm | 35809 | 2024-02-28 20:12:31 |
| R60.htm | 12677 | 2024-02-28 20:12:31 |
| R61.htm | 11139 | 2024-02-28 20:12:31 |
| R62.htm | 30702 | 2024-02-28 20:12:31 |
| R63.htm | 77879 | 2024-02-28 20:12:31 |
| R64.htm | 23222 | 2024-02-28 20:12:31 |
| R65.htm | 69194 | 2024-02-28 20:12:31 |
| R66.htm | 11968 | 2024-02-28 20:12:31 |
| R67.htm | 9454 | 2024-02-28 20:12:31 |
| R68.htm | 185545 | 2024-02-28 20:12:31 |
| R69.htm | 8044 | 2024-02-28 20:12:31 |
| R7.htm | 96470 | 2024-02-28 20:12:31 |
| R70.htm | 55167 | 2024-02-28 20:12:31 |
| R71.htm | 89818 | 2024-02-28 20:12:31 |
| R72.htm | 23802 | 2024-02-28 20:12:31 |
| R73.htm | 108571 | 2024-02-28 20:12:31 |
| R74.htm | 20749 | 2024-02-28 20:12:31 |
| R75.htm | 62146 | 2024-02-28 20:12:31 |
| R76.htm | 45920 | 2024-02-28 20:12:31 |
| R77.htm | 9403 | 2024-02-28 20:12:31 |
| R78.htm | 291225 | 2024-02-28 20:12:31 |
| R79.htm | 104106 | 2024-02-28 20:12:31 |
| R8.htm | 4615 | 2024-02-28 20:12:31 |
| R80.htm | 21181 | 2024-02-28 20:12:31 |
| R81.htm | 8841 | 2024-02-28 20:12:31 |
| R82.htm | 75382 | 2024-02-28 20:12:31 |
| R83.htm | 35085 | 2024-02-28 20:12:31 |
| R84.htm | 10518 | 2024-02-28 20:12:31 |
| R85.htm | 61218 | 2024-02-28 20:12:31 |
| R86.htm | 35510 | 2024-02-28 20:12:31 |
| R87.htm | 53640 | 2024-02-28 20:12:31 |
| R88.htm | 15938 | 2024-02-28 20:12:31 |
| R89.htm | 9617 | 2024-02-28 20:12:31 |
| R9.htm | 159781 | 2024-02-28 20:12:31 |
| R90.htm | 8331 | 2024-02-28 20:12:31 |
| R91.htm | 72053 | 2024-02-28 20:12:31 |
| R92.htm | 14861 | 2024-02-28 20:12:31 |
| R93.htm | 41592 | 2024-02-28 20:12:31 |
| R94.htm | 28943 | 2024-02-28 20:12:31 |
| R95.htm | 16054 | 2024-02-28 20:12:31 |
| R96.htm | 16474 | 2024-02-28 20:12:31 |
| R97.htm | 14778 | 2024-02-28 20:12:31 |
| R98.htm | 9155 | 2024-02-28 20:12:31 |
| R99.htm | 21857 | 2024-02-28 20:12:31 |
| report.css | 2768 | 2024-02-28 20:12:31 |
| Show.js | 1086 | 2024-02-28 20:12:31 |