Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000791963-23-000024-index-headers.html | 2023-05-01 10:02:27 | |
| 0000791963-23-000024-index.html | 2023-05-01 10:02:27 | |
| 0000791963-23-000024.txt | 2023-05-01 10:02:27 | |
 0000791963-23-000024-xbrl.zip | 16150 | 2023-05-01 10:02:27 |
| FilingSummary.xml | 1641 | 2023-05-01 10:02:27 |
| Financial_Report.xlsx | 5680 | 2023-05-01 10:02:27 |
| MetaLinks.json | 16940 | 2023-05-01 10:02:27 |
| opy-20230501.htm | 35896 | 2023-05-01 10:02:27 |
| opy-20230501.xsd | 1887 | 2023-05-01 10:02:27 |
| opy-20230501_htm.xml | 11782 | 2023-05-01 10:02:27 |
| opy-20230501_lab.xml | 24137 | 2023-05-01 10:02:27 |
| opy-20230501_pre.xml | 12499 | 2023-05-01 10:02:27 |
| opyq1-2023investorpresen.htm | 14460 | 2023-05-01 10:02:27 |
 opyq1-2023investorpresen001.jpg | 102212 | 2023-05-01 10:02:27 |
 opyq1-2023investorpresen002.jpg | 289402 | 2023-05-01 10:02:27 |
 opyq1-2023investorpresen003.jpg | 137781 | 2023-05-01 10:02:27 |
 opyq1-2023investorpresen004.jpg | 217981 | 2023-05-01 10:02:27 |
 opyq1-2023investorpresen005.jpg | 94977 | 2023-05-01 10:02:27 |
 opyq1-2023investorpresen006.jpg | 104231 | 2023-05-01 10:02:27 |
 opyq1-2023investorpresen007.jpg | 141671 | 2023-05-01 10:02:27 |
 opyq1-2023investorpresen008.jpg | 144095 | 2023-05-01 10:02:27 |
 opyq1-2023investorpresen009.jpg | 152056 | 2023-05-01 10:02:27 |
 opyq1-2023investorpresen010.jpg | 40028 | 2023-05-01 10:02:27 |
| R1.htm | 38069 | 2023-05-01 10:02:27 |
| report.css | 2767 | 2023-05-01 10:02:27 |
| Show.js | 1085 | 2023-05-01 10:02:27 |