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|---|---|---|
 0001104659-20-135272-index-headers.html | 2020-12-14 16:31:00 | |
| 0001104659-20-135272-index.html | 2020-12-14 16:31:00 | |
| 0001104659-20-135272.txt | 2020-12-14 16:31:00 | |
 0001104659-20-135272-xbrl.zip | 63580 | 2020-12-14 16:31:00 |
| FilingSummary.xml | 1742 | 2020-12-14 16:31:00 |
| Financial_Report.xlsx | 5461 | 2020-12-14 16:31:00 |
| MetaLinks.json | 38642 | 2020-12-14 16:31:00 |
| opch-20201210.xsd | 3186 | 2020-12-14 16:31:00 |
| opch-20201210_lab.xml | 34591 | 2020-12-14 16:31:00 |
| opch-20201210_pre.xml | 22710 | 2020-12-14 16:31:00 |
| R1.htm | 38627 | 2020-12-14 16:31:00 |
| report.css | 2767 | 2020-12-14 16:31:00 |
| Show.js | 1085 | 2020-12-14 16:31:00 |
| tm2038284d2_8k.htm | 32910 | 2020-12-14 16:31:00 |
 tm2038284d2_8kimg001.jpg | 6967 | 2020-12-14 16:31:00 |
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 tm2038284d2_ex5-1img001.jpg | 7060 | 2020-12-14 16:31:00 |
 tm2038284d2_ex5-1img002.jpg | 4633 | 2020-12-14 16:31:00 |