Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-25-015856-index-headers.html | 2025-04-01 14:53:43 | |
| 0001628280-25-015856-index.html | 2025-04-01 14:53:43 | |
| 0001628280-25-015856.txt | 2025-04-01 14:53:43 | |
 0001628280-25-015856-xbrl.zip | 9061 | 2025-04-01 14:53:43 |
| FilingSummary.xml | 1611 | 2025-04-01 14:53:43 |
| Financial_Report.xlsx | 5594 | 2025-04-01 14:53:43 |
| MetaLinks.json | 14891 | 2025-04-01 14:53:43 |
| opc-20250331.htm | 25315 | 2025-04-01 14:53:43 |
| opc-20250331.xsd | 1767 | 2025-04-01 14:53:43 |
| opc-20250331_htm.xml | 2446 | 2025-04-01 14:53:43 |
| opc-20250331_lab.xml | 19154 | 2025-04-01 14:53:43 |
| opc-20250331_pre.xml | 10963 | 2025-04-01 14:53:43 |
| R1.htm | 33338 | 2025-04-01 14:53:43 |
| report.css | 2766 | 2025-04-01 14:53:43 |
| Show.js | 1084 | 2025-04-01 14:53:43 |