Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000029989-23-000005-index-headers.html | 2023-02-08 06:27:42 | |
| 0000029989-23-000005-index.html | 2023-02-08 06:27:42 | |
| 0000029989-23-000005.txt | 2023-02-08 06:27:42 | |
 0000029989-23-000005-xbrl.zip | 396952 | 2023-02-08 06:27:42 |
| a2022q4exhibit21.htm | 18210 | 2023-02-08 06:27:42 |
| a2022q4exhibit23.htm | 3284 | 2023-02-08 06:27:42 |
| a2022q4exhibit311.htm | 9712 | 2023-02-08 06:27:42 |
| a2022q4exhibit312.htm | 10004 | 2023-02-08 06:27:42 |
| a2022q4exhibit32.htm | 10289 | 2023-02-08 06:27:42 |
| FilingSummary.xml | 41036 | 2023-02-08 06:27:42 |
| Financial_Report.xlsx | 129016 | 2023-02-08 06:27:42 |
| MetaLinks.json | 1016090 | 2023-02-08 06:27:42 |
| omc-20221231.htm | 2422087 | 2023-02-08 06:27:42 |
| omc-20221231.xsd | 52628 | 2023-02-08 06:27:42 |
| omc-20221231_cal.xml | 127836 | 2023-02-08 06:27:42 |
| omc-20221231_def.xml | 251396 | 2023-02-08 06:27:42 |
| omc-20221231_htm.xml | 2170729 | 2023-02-08 06:27:42 |
| omc-20221231_lab.xml | 915695 | 2023-02-08 06:27:42 |
| omc-20221231_pre.xml | 527506 | 2023-02-08 06:27:42 |
| R1.htm | 70836 | 2023-02-08 06:27:42 |
| R10.htm | 58774 | 2023-02-08 06:27:42 |
| R11.htm | 44261 | 2023-02-08 06:27:42 |
| R12.htm | 18623 | 2023-02-08 06:27:42 |
| R13.htm | 7648 | 2023-02-08 06:27:42 |
| R14.htm | 31731 | 2023-02-08 06:27:42 |
| R15.htm | 45529 | 2023-02-08 06:27:42 |
| R16.htm | 21858 | 2023-02-08 06:27:42 |
| R17.htm | 5115 | 2023-02-08 06:27:42 |
| R18.htm | 70949 | 2023-02-08 06:27:42 |
| R19.htm | 76263 | 2023-02-08 06:27:42 |
| R2.htm | 7774 | 2023-02-08 06:27:42 |
| R20.htm | 108435 | 2023-02-08 06:27:42 |
| R21.htm | 4732 | 2023-02-08 06:27:42 |
| R22.htm | 26800 | 2023-02-08 06:27:42 |
| R23.htm | 13663 | 2023-02-08 06:27:42 |
| R24.htm | 42520 | 2023-02-08 06:27:42 |
| R25.htm | 5492 | 2023-02-08 06:27:42 |
| R26.htm | 5683 | 2023-02-08 06:27:42 |
| R27.htm | 26214 | 2023-02-08 06:27:42 |
| R28.htm | 59758 | 2023-02-08 06:27:42 |
| R29.htm | 10891 | 2023-02-08 06:27:42 |
| R3.htm | 125745 | 2023-02-08 06:27:42 |
| R30.htm | 15526 | 2023-02-08 06:27:42 |
| R31.htm | 4963 | 2023-02-08 06:27:42 |
| R32.htm | 17496 | 2023-02-08 06:27:42 |
| R33.htm | 113574 | 2023-02-08 06:27:42 |
| R34.htm | 42173 | 2023-02-08 06:27:42 |
| R35.htm | 18181 | 2023-02-08 06:27:42 |
| R36.htm | 36512 | 2023-02-08 06:27:42 |
| R37.htm | 41244 | 2023-02-08 06:27:42 |
| R38.htm | 17035 | 2023-02-08 06:27:42 |
| R39.htm | 68695 | 2023-02-08 06:27:42 |
| R4.htm | 27428 | 2023-02-08 06:27:42 |
| R40.htm | 77362 | 2023-02-08 06:27:42 |
| R41.htm | 110889 | 2023-02-08 06:27:42 |
| R42.htm | 28083 | 2023-02-08 06:27:42 |
| R43.htm | 13691 | 2023-02-08 06:27:42 |
| R44.htm | 61564 | 2023-02-08 06:27:42 |
| R45.htm | 22064 | 2023-02-08 06:27:42 |
| R46.htm | 63469 | 2023-02-08 06:27:42 |
| R47.htm | 17047 | 2023-02-08 06:27:42 |
| R48.htm | 4477 | 2023-02-08 06:27:42 |
| R49.htm | 18971 | 2023-02-08 06:27:42 |
| R5.htm | 92240 | 2023-02-08 06:27:42 |
| R50.htm | 47110 | 2023-02-08 06:27:42 |
| R51.htm | 40189 | 2023-02-08 06:27:42 |
| R52.htm | 9714 | 2023-02-08 06:27:42 |
| R53.htm | 35886 | 2023-02-08 06:27:42 |
| R54.htm | 106679 | 2023-02-08 06:27:42 |
| R55.htm | 20422 | 2023-02-08 06:27:42 |
| R56.htm | 8240 | 2023-02-08 06:27:42 |
| R57.htm | 144765 | 2023-02-08 06:27:42 |
| R58.htm | 122102 | 2023-02-08 06:27:42 |
| R59.htm | 142974 | 2023-02-08 06:27:42 |
| R6.htm | 55254 | 2023-02-08 06:27:42 |
| R60.htm | 6279 | 2023-02-08 06:27:42 |
| R61.htm | 25355 | 2023-02-08 06:27:42 |
| R62.htm | 21215 | 2023-02-08 06:27:42 |
| R63.htm | 97310 | 2023-02-08 06:27:42 |
| R64.htm | 7774 | 2023-02-08 06:27:42 |
| R65.htm | 24929 | 2023-02-08 06:27:42 |
| R66.htm | 60143 | 2023-02-08 06:27:42 |
| R67.htm | 18067 | 2023-02-08 06:27:42 |
| R68.htm | 12656 | 2023-02-08 06:27:42 |
| R7.htm | 70646 | 2023-02-08 06:27:42 |
| R8.htm | 84205 | 2023-02-08 06:27:42 |
| R9.htm | 8996 | 2023-02-08 06:27:42 |
| report.css | 2767 | 2023-02-08 06:27:42 |
| Show.js | 1085 | 2023-02-08 06:27:42 |