Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-21-017903-index-headers.html | 2021-07-29 17:14:11 | |
| 0001437749-21-017903-index.html | 2021-07-29 17:14:11 | |
| 0001437749-21-017903.txt | 2021-07-29 17:14:11 | |
 0001437749-21-017903-xbrl.zip | 13189 | 2021-07-29 17:14:11 |
| FilingSummary.xml | 1782 | 2021-07-29 17:14:11 |
| Financial_Report.xlsx | 5677 | 2021-07-29 17:14:11 |
| hnrg-20210723.xsd | 3701 | 2021-07-29 17:14:11 |
| hnrg-20210723_def.xml | 11586 | 2021-07-29 17:14:11 |
| hnrg-20210723_lab.xml | 15466 | 2021-07-29 17:14:11 |
| hnrg-20210723_pre.xml | 11740 | 2021-07-29 17:14:11 |
| hnrg20210728_8k.htm | 26587 | 2021-07-29 17:14:11 |
| hnrg20210728_8k_htm.xml | 2567 | 2021-07-29 17:14:11 |
 logo.jpg | 3779 | 2021-07-29 17:14:11 |
| MetaLinks.json | 19360 | 2021-07-29 17:14:11 |
| R1.htm | 38871 | 2021-07-29 17:14:11 |
| report.css | 2767 | 2021-07-29 17:14:11 |
| Show.js | 1085 | 2021-07-29 17:14:11 |