Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000073756-22-000013-index-headers.html | 2022-02-24 17:03:39 | |
| 0000073756-22-000013-index.html | 2022-02-24 17:03:39 | |
| 0000073756-22-000013.txt | 2022-02-24 17:03:39 | |
 0000073756-22-000013-xbrl.zip | 61936 | 2022-02-24 17:03:39 |
| exhibit_991x8kx4qx2021.htm | 942728 | 2022-02-24 17:03:39 |
| FilingSummary.xml | 1809 | 2022-02-24 17:03:39 |
| Financial_Report.xlsx | 5688 | 2022-02-24 17:03:39 |
| MetaLinks.json | 17397 | 2022-02-24 17:03:39 |
| oii-20220224.htm | 33432 | 2022-02-24 17:03:39 |
| oii-20220224.xsd | 2240 | 2022-02-24 17:03:39 |
 oii-20220224_g1.jpg | 20693 | 2022-02-24 17:03:39 |
| oii-20220224_htm.xml | 11371 | 2022-02-24 17:03:39 |
| oii-20220224_lab.xml | 24440 | 2022-02-24 17:03:39 |
| oii-20220224_pre.xml | 12676 | 2022-02-24 17:03:39 |
| R1.htm | 38625 | 2022-02-24 17:03:39 |
| report.css | 2767 | 2022-02-24 17:03:39 |
| Show.js | 1085 | 2022-02-24 17:03:39 |