Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000073756-21-000004-index-headers.html | 2021-01-05 16:31:13 | |
| 0000073756-21-000004-index.html | 2021-01-05 16:31:13 | |
| 0000073756-21-000004.txt | 2021-01-05 16:31:13 | |
 0000073756-21-000004-xbrl.zip | 30811 | 2021-01-05 16:31:13 |
| FilingSummary.xml | 1969 | 2021-01-05 16:31:13 |
| Financial_Report.xlsx | 5555 | 2021-01-05 16:31:13 |
| MetaLinks.json | 26245 | 2021-01-05 16:31:13 |
| oii-20210105.htm | 30479 | 2021-01-05 16:31:13 |
| oii-20210105.xsd | 2796 | 2021-01-05 16:31:13 |
| oii-20210105_cal.xml | 808 | 2021-01-05 16:31:13 |
| oii-20210105_def.xml | 20103 | 2021-01-05 16:31:13 |
 oii-20210105_g1.jpg | 20693 | 2021-01-05 16:31:13 |
| oii-20210105_htm.xml | 11869 | 2021-01-05 16:31:13 |
| oii-20210105_lab.xml | 37220 | 2021-01-05 16:31:13 |
| oii-20210105_pre.xml | 20118 | 2021-01-05 16:31:13 |
| R1.htm | 42005 | 2021-01-05 16:31:13 |
| report.css | 2767 | 2021-01-05 16:31:13 |
| Show.js | 1085 | 2021-01-05 16:31:13 |