Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-20-016341-index-headers.html | 2020-08-03 17:28:46 | |
| 0001437749-20-016341-index.html | 2020-08-03 17:28:46 | |
| 0001437749-20-016341.txt | 2020-08-03 17:28:46 | |
 0001437749-20-016341-xbrl.zip | 20339 | 2020-08-03 17:28:46 |
| ex_191130.htm | 131364 | 2020-08-03 17:28:46 |
| FilingSummary.xml | 1813 | 2020-08-03 17:28:46 |
| Financial_Report.xlsx | 5457 | 2020-08-03 17:28:46 |
| hnrg-20200803.xsd | 3699 | 2020-08-03 17:28:46 |
| hnrg-20200803_def.xml | 11585 | 2020-08-03 17:28:46 |
| hnrg-20200803_lab.xml | 15465 | 2020-08-03 17:28:46 |
| hnrg-20200803_pre.xml | 11739 | 2020-08-03 17:28:46 |
| hnrg20200622_8k.htm | 22892 | 2020-08-03 17:28:46 |
| hnrg20200622_8k_htm.xml | 2567 | 2020-08-03 17:28:46 |
 logo.jpg | 3779 | 2020-08-03 17:28:46 |
| MetaLinks.json | 19359 | 2020-08-03 17:28:46 |
 prlogo.jpg | 7825 | 2020-08-03 17:28:46 |
| R1.htm | 38873 | 2020-08-03 17:28:46 |
| report.css | 2767 | 2020-08-03 17:28:46 |
| Show.js | 1085 | 2020-08-03 17:28:46 |