Parent Directory| Name | Size | Last Modified |
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 0000073756-20-000106-index-headers.html | 2020-08-21 16:41:47 | |
| 0000073756-20-000106-index.html | 2020-08-21 16:41:47 | |
| 0000073756-20-000106.txt | 2020-08-21 16:41:47 | |
 0000073756-20-000106-xbrl.zip | 69552 | 2020-08-21 16:41:47 |
| a301bylawsaugust2020.htm | 362349 | 2020-08-21 16:41:47 |
| FilingSummary.xml | 2011 | 2020-08-21 16:41:47 |
| Financial_Report.xlsx | 5579 | 2020-08-21 16:41:47 |
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| oii-20200820.htm | 52348 | 2020-08-21 16:41:47 |
| oii-20200820.xsd | 2796 | 2020-08-21 16:41:47 |
| oii-20200820_cal.xml | 808 | 2020-08-21 16:41:47 |
| oii-20200820_def.xml | 22011 | 2020-08-21 16:41:47 |
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| oii-20200820_htm.xml | 12827 | 2020-08-21 16:41:47 |
| oii-20200820_lab.xml | 41094 | 2020-08-21 16:41:47 |
| oii-20200820_pre.xml | 22266 | 2020-08-21 16:41:47 |
| R1.htm | 43543 | 2020-08-21 16:41:47 |
| report.css | 2767 | 2020-08-21 16:41:47 |
| Show.js | 1085 | 2020-08-21 16:41:47 |