Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000791963-21-000036-index-headers.html | 2021-12-14 17:07:04 | |
| 0000791963-21-000036-index.html | 2021-12-14 17:07:04 | |
| 0000791963-21-000036.txt | 2021-12-14 17:07:04 | |
 0000791963-21-000036-xbrl.zip | 12571 | 2021-12-14 17:07:04 |
| ex991pressreleasespecialdi.htm | 5745 | 2021-12-14 17:07:04 |
| FilingSummary.xml | 1632 | 2021-12-14 17:07:04 |
| Financial_Report.xlsx | 5639 | 2021-12-14 17:07:04 |
| MetaLinks.json | 16410 | 2021-12-14 17:07:04 |
| opy-20211214.htm | 33353 | 2021-12-14 17:07:04 |
| opy-20211214.xsd | 1887 | 2021-12-14 17:07:04 |
| opy-20211214_htm.xml | 11917 | 2021-12-14 17:07:04 |
| opy-20211214_lab.xml | 24137 | 2021-12-14 17:07:04 |
| opy-20211214_pre.xml | 12499 | 2021-12-14 17:07:04 |
| R1.htm | 38533 | 2021-12-14 17:07:04 |
| report.css | 2767 | 2021-12-14 17:07:04 |
| Show.js | 1084 | 2021-12-14 17:07:04 |