Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950142-21-000722-index-headers.html | 2021-02-19 16:52:54 | |
| 0000950142-21-000722-index.html | 2021-02-19 16:52:54 | |
| 0000950142-21-000722.txt | 2021-02-19 16:52:54 | |
 0000950142-21-000722-xbrl.zip | 13005 | 2021-02-19 16:52:54 |
| eh210132651_8k.htm | 33238 | 2021-02-19 16:52:54 |
| eh210132651_8k_htm.xml | 3611 | 2021-02-19 16:52:54 |
| eh210132651_ex1601.htm | 3458 | 2021-02-19 16:52:54 |
| FilingSummary.xml | 1634 | 2021-02-19 16:52:54 |
| Financial_Report.xlsx | 5463 | 2021-02-19 16:52:54 |
| MetaLinks.json | 38458 | 2021-02-19 16:52:54 |
| oec-20210218.xsd | 3175 | 2021-02-19 16:52:54 |
| oec-20210218_lab.xml | 34592 | 2021-02-19 16:52:54 |
| oec-20210218_pre.xml | 22704 | 2021-02-19 16:52:54 |
| R1.htm | 40154 | 2021-02-19 16:52:54 |
| report.css | 2767 | 2021-02-19 16:52:54 |
| Show.js | 1084 | 2021-02-19 16:52:54 |