Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001691303-21-000041-index-headers.html | 2021-11-26 16:37:08 | |
| 0001691303-21-000041-index.html | 2021-11-26 16:37:08 | |
| 0001691303-21-000041.txt | 2021-11-26 16:37:08 | |
 0001691303-21-000041-xbrl.zip | 14314 | 2021-11-26 16:37:08 |
| FilingSummary.xml | 1700 | 2021-11-26 16:37:08 |
| Financial_Report.xlsx | 5796 | 2021-11-26 16:37:08 |
| hcc-20211122.htm | 39011 | 2021-11-26 16:37:08 |
| hcc-20211122.xsd | 2312 | 2021-11-26 16:37:08 |
| hcc-20211122_def.xml | 16049 | 2021-11-26 16:37:08 |
| hcc-20211122_htm.xml | 13473 | 2021-11-26 16:37:08 |
| hcc-20211122_lab.xml | 31253 | 2021-11-26 16:37:08 |
| hcc-20211122_pre.xml | 16736 | 2021-11-26 16:37:08 |
| MetaLinks.json | 20999 | 2021-11-26 16:37:08 |
| R1.htm | 44187 | 2021-11-26 16:37:08 |
| report.css | 2767 | 2021-11-26 16:37:08 |
| Show.js | 1084 | 2021-11-26 16:37:08 |