Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0001437749-22-020619-index.html | 2022-08-15 19:15:49 | |
| 0001437749-22-020619.txt | 2022-08-15 19:15:49 | |
 0001437749-22-020619-xbrl.zip | 18477 | 2022-08-15 19:15:49 |
| ex_392383.htm | 81745 | 2022-08-15 19:15:49 |
| FilingSummary.xml | 1826 | 2022-08-15 19:15:49 |
| Financial_Report.xlsx | 5698 | 2022-08-15 19:15:49 |
| hnrg-20220815.xsd | 3602 | 2022-08-15 19:15:49 |
| hnrg-20220815_def.xml | 11533 | 2022-08-15 19:15:49 |
| hnrg-20220815_lab.xml | 15415 | 2022-08-15 19:15:49 |
| hnrg-20220815_pre.xml | 11689 | 2022-08-15 19:15:49 |
| hnrg20220704_8k.htm | 24581 | 2022-08-15 19:15:49 |
| hnrg20220704_8k_htm.xml | 2563 | 2022-08-15 19:15:49 |
 hnrglogo.jpg | 3156 | 2022-08-15 19:15:49 |
| MetaLinks.json | 18921 | 2022-08-15 19:15:49 |
| R1.htm | 38351 | 2022-08-15 19:15:49 |
| report.css | 2767 | 2022-08-15 19:15:49 |
| Show.js | 1085 | 2022-08-15 19:15:49 |