Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950142-21-002068-index-headers.html | 2021-06-21 16:41:57 | |
| 0000950142-21-002068-index.html | 2021-06-21 16:41:57 | |
| 0000950142-21-002068.txt | 2021-06-21 16:41:57 | |
 0000950142-21-002068-xbrl.zip | 12634 | 2021-06-21 16:41:57 |
| eh210162216_8k.htm | 26501 | 2021-06-21 16:41:57 |
| eh210162216_8k_htm.xml | 3605 | 2021-06-21 16:41:57 |
| eh210162216_ex9901.htm | 5853 | 2021-06-21 16:41:57 |
| FilingSummary.xml | 1628 | 2021-06-21 16:41:57 |
| Financial_Report.xlsx | 5684 | 2021-06-21 16:41:57 |
| MetaLinks.json | 37695 | 2021-06-21 16:41:57 |
| oec-20210621.xsd | 3011 | 2021-06-21 16:41:57 |
| oec-20210621_lab.xml | 34238 | 2021-06-21 16:41:57 |
| oec-20210621_pre.xml | 22350 | 2021-06-21 16:41:57 |
| R1.htm | 40115 | 2021-06-21 16:41:57 |
| report.css | 2767 | 2021-06-21 16:41:57 |
| Show.js | 1084 | 2021-06-21 16:41:57 |