Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001402829-23-000032-index-headers.html | 2023-05-17 19:12:08 | |
| 0001402829-23-000032-index.html | 2023-05-17 19:12:08 | |
| 0001402829-23-000032.txt | 2023-05-17 19:12:08 | |
 0001402829-23-000032-xbrl.zip | 13872 | 2023-05-17 19:12:08 |
| FilingSummary.xml | 2175 | 2023-05-17 19:12:08 |
| Financial_Report.xlsx | 6712 | 2023-05-17 19:12:08 |
| MetaLinks.json | 97701 | 2023-05-17 19:12:08 |
| orn-20230515.xsd | 3515 | 2023-05-17 19:12:08 |
| orn-20230515x8k.htm | 39898 | 2023-05-17 19:12:08 |
| orn-20230515x8k_htm.xml | 4846 | 2023-05-17 19:12:08 |
| orn-20230515xex99d1.htm | 20420 | 2023-05-17 19:12:08 |
 orn-20230515xex99d1001.jpg | 6891 | 2023-05-17 19:12:08 |
| orn-20230515_lab.xml | 1353 | 2023-05-17 19:12:08 |
| orn-20230515_pre.xml | 11143 | 2023-05-17 19:12:08 |
| R1.htm | 39594 | 2023-05-17 19:12:08 |
| R2.htm | 22672 | 2023-05-17 19:12:08 |
| report.css | 2767 | 2023-05-17 19:12:08 |
| Show.js | 1085 | 2023-05-17 19:12:08 |