Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000073756-20-000128-index-headers.html | 2020-10-28 17:02:43 | |
| 0000073756-20-000128-index.html | 2020-10-28 17:02:43 | |
| 0000073756-20-000128.txt | 2020-10-28 17:02:43 | |
 0000073756-20-000128-xbrl.zip | 61127 | 2020-10-28 17:02:43 |
| exhibit9918k3q2020.htm | 877172 | 2020-10-28 17:02:43 |
| FilingSummary.xml | 1872 | 2020-10-28 17:02:43 |
| Financial_Report.xlsx | 5466 | 2020-10-28 17:02:43 |
| MetaLinks.json | 18129 | 2020-10-28 17:02:43 |
| oii-20201028.htm | 39726 | 2020-10-28 17:02:43 |
| oii-20201028.xsd | 2759 | 2020-10-28 17:02:43 |
| oii-20201028_cal.xml | 808 | 2020-10-28 17:02:43 |
| oii-20201028_def.xml | 1772 | 2020-10-28 17:02:43 |
 oii-20201028_g1.jpg | 20693 | 2020-10-28 17:02:43 |
| oii-20201028_htm.xml | 11307 | 2020-10-28 17:02:43 |
| oii-20201028_lab.xml | 24572 | 2020-10-28 17:02:43 |
| oii-20201028_pre.xml | 12808 | 2020-10-28 17:02:43 |
| R1.htm | 38663 | 2020-10-28 17:02:43 |
| report.css | 2767 | 2020-10-28 17:02:43 |
| Show.js | 1085 | 2020-10-28 17:02:43 |