Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-21-013686-index-headers.html | 2021-02-08 16:05:29 | |
| 0001104659-21-013686-index.html | 2021-02-08 16:05:29 | |
| 0001104659-21-013686.txt | 2021-02-08 16:05:29 | |
 0001104659-21-013686-xbrl.zip | 25323 | 2021-02-08 16:05:29 |
| FilingSummary.xml | 1699 | 2021-02-08 16:05:29 |
| Financial_Report.xlsx | 5462 | 2021-02-08 16:05:29 |
| MetaLinks.json | 38638 | 2021-02-08 16:05:29 |
| opch-20210208.xsd | 3187 | 2021-02-08 16:05:29 |
| opch-20210208_lab.xml | 34592 | 2021-02-08 16:05:29 |
| opch-20210208_pre.xml | 22711 | 2021-02-08 16:05:29 |
| R1.htm | 38627 | 2021-02-08 16:05:29 |
| report.css | 2767 | 2021-02-08 16:05:29 |
| Show.js | 1085 | 2021-02-08 16:05:29 |
| tm215594d2_8k.htm | 27338 | 2021-02-08 16:05:29 |
 tm215594d2_8kimg001.jpg | 9915 | 2021-02-08 16:05:29 |
| tm215594d2_8k_htm.xml | 3512 | 2021-02-08 16:05:29 |
| tm215594d2_ex99-1.htm | 36012 | 2021-02-08 16:05:29 |