Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-21-019947-index-headers.html | 2021-10-12 10:54:00 | |
| 0001628280-21-019947-index.html | 2021-10-12 10:54:00 | |
| 0001628280-21-019947.txt | 2021-10-12 10:54:00 | |
 0001628280-21-019947-xbrl.zip | 10736 | 2021-10-12 10:54:00 |
| FilingSummary.xml | 1583 | 2021-10-12 10:54:00 |
| Financial_Report.xlsx | 5549 | 2021-10-12 10:54:00 |
| MetaLinks.json | 14579 | 2021-10-12 10:54:00 |
| opc-20211011.htm | 33658 | 2021-10-12 10:54:00 |
| opc-20211011.xsd | 1884 | 2021-10-12 10:54:00 |
| opc-20211011_htm.xml | 10189 | 2021-10-12 10:54:00 |
| opc-20211011_lab.xml | 21063 | 2021-10-12 10:54:00 |
| opc-20211011_pre.xml | 10961 | 2021-10-12 10:54:00 |
| R1.htm | 33773 | 2021-10-12 10:54:00 |
| report.css | 2766 | 2021-10-12 10:54:00 |
| Show.js | 1084 | 2021-10-12 10:54:00 |