Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001402829-23-000005-index-headers.html | 2023-03-15 16:55:37 | |
| 0001402829-23-000005-index.html | 2023-03-15 16:55:37 | |
| 0001402829-23-000005.txt | 2023-03-15 16:55:37 | |
 0001402829-23-000005-xbrl.zip | 46155 | 2023-03-15 16:55:37 |
| FilingSummary.xml | 2216 | 2023-03-15 16:55:37 |
| Financial_Report.xlsx | 6713 | 2023-03-15 16:55:37 |
| MetaLinks.json | 97701 | 2023-03-15 16:55:37 |
| orn-20230314.xsd | 3513 | 2023-03-15 16:55:37 |
| orn-20230314x8k.htm | 43251 | 2023-03-15 16:55:37 |
| orn-20230314x8k_htm.xml | 4846 | 2023-03-15 16:55:37 |
| orn-20230314xex10d1.htm | 71340 | 2023-03-15 16:55:37 |
 orn-20230314xex10d1001.jpg | 5401 | 2023-03-15 16:55:37 |
| orn-20230314xex99d1.htm | 867436 | 2023-03-15 16:55:37 |
 orn-20230314xex99d1001.jpg | 6891 | 2023-03-15 16:55:37 |
| orn-20230314_lab.xml | 1351 | 2023-03-15 16:55:37 |
| orn-20230314_pre.xml | 11141 | 2023-03-15 16:55:37 |
| R1.htm | 39596 | 2023-03-15 16:55:37 |
| R2.htm | 22674 | 2023-03-15 16:55:37 |
| report.css | 2767 | 2023-03-15 16:55:37 |
| Show.js | 1085 | 2023-03-15 16:55:37 |