Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000073756-22-000005-index-headers.html | 2022-01-06 08:13:04 | |
| 0000073756-22-000005-index.html | 2022-01-06 08:13:04 | |
| 0000073756-22-000005.txt | 2022-01-06 08:13:04 | |
 0000073756-22-000005-xbrl.zip | 32980 | 2022-01-06 08:13:04 |
| exhibit_irxpr-4q2021ximdsx.htm | 9571 | 2022-01-06 08:13:04 |
| FilingSummary.xml | 1981 | 2022-01-06 08:13:04 |
| Financial_Report.xlsx | 5775 | 2022-01-06 08:13:04 |
| MetaLinks.json | 26090 | 2022-01-06 08:13:04 |
| oii-20220106.htm | 31945 | 2022-01-06 08:13:04 |
| oii-20220106.xsd | 2542 | 2022-01-06 08:13:04 |
| oii-20220106_def.xml | 20103 | 2022-01-06 08:13:04 |
 oii-20220106_g1.jpg | 20693 | 2022-01-06 08:13:04 |
| oii-20220106_htm.xml | 11934 | 2022-01-06 08:13:04 |
| oii-20220106_lab.xml | 37220 | 2022-01-06 08:13:04 |
| oii-20220106_pre.xml | 20118 | 2022-01-06 08:13:04 |
| R1.htm | 42005 | 2022-01-06 08:13:04 |
| report.css | 2767 | 2022-01-06 08:13:04 |
| Show.js | 1085 | 2022-01-06 08:13:04 |