Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000791963-20-000047-index-headers.html | 2020-12-09 18:04:04 | |
| 0000791963-20-000047-index.html | 2020-12-09 18:04:04 | |
| 0000791963-20-000047.txt | 2020-12-09 18:04:04 | |
 0000791963-20-000047-xbrl.zip | 13517 | 2020-12-09 18:04:04 |
| ex991pressrelease12092.htm | 5360 | 2020-12-09 18:04:04 |
| FilingSummary.xml | 1709 | 2020-12-09 18:04:04 |
| Financial_Report.xlsx | 5419 | 2020-12-09 18:04:04 |
| MetaLinks.json | 17149 | 2020-12-09 18:04:04 |
 opp_pressrelease1a.jpg | 51102 | 2020-12-09 18:04:04 |
| opy-20201209.htm | 31794 | 2020-12-09 18:04:04 |
| opy-20201209.xsd | 2406 | 2020-12-09 18:04:04 |
| opy-20201209_cal.xml | 701 | 2020-12-09 18:04:04 |
| opy-20201209_def.xml | 1634 | 2020-12-09 18:04:04 |
| opy-20201209_htm.xml | 10438 | 2020-12-09 18:04:04 |
| opy-20201209_lab.xml | 24275 | 2020-12-09 18:04:04 |
| opy-20201209_pre.xml | 12637 | 2020-12-09 18:04:04 |
| R1.htm | 38574 | 2020-12-09 18:04:04 |
| report.css | 2767 | 2020-12-09 18:04:04 |
| Show.js | 1085 | 2020-12-09 18:04:04 |