Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001402829-23-000023-index-headers.html | 2023-05-10 17:13:54 | |
| 0001402829-23-000023-index.html | 2023-05-10 17:13:54 | |
| 0001402829-23-000023.txt | 2023-05-10 17:13:54 | |
 0001402829-23-000023-xbrl.zip | 39854 | 2023-05-10 17:13:54 |
| FilingSummary.xml | 2216 | 2023-05-10 17:13:54 |
| Financial_Report.xlsx | 6713 | 2023-05-10 17:13:54 |
| MetaLinks.json | 97695 | 2023-05-10 17:13:54 |
| orn-20230505.xsd | 3513 | 2023-05-10 17:13:54 |
| orn-20230505x8k.htm | 42272 | 2023-05-10 17:13:54 |
| orn-20230505x8k_htm.xml | 4798 | 2023-05-10 17:13:54 |
| orn-20230505xex10d1.htm | 113596 | 2023-05-10 17:13:54 |
 orn-20230505xex10d1001.jpg | 4629 | 2023-05-10 17:13:54 |
| orn-20230505xex99d1.htm | 555713 | 2023-05-10 17:13:54 |
 orn-20230505xex99d1001.jpg | 6891 | 2023-05-10 17:13:54 |
| orn-20230505_lab.xml | 1351 | 2023-05-10 17:13:54 |
| orn-20230505_pre.xml | 11141 | 2023-05-10 17:13:54 |
| R1.htm | 39595 | 2023-05-10 17:13:54 |
| R2.htm | 22673 | 2023-05-10 17:13:54 |
| report.css | 2767 | 2023-05-10 17:13:54 |
| Show.js | 1085 | 2023-05-10 17:13:54 |