Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-25-008111-index-headers.html | 2025-05-22 16:37:39 | |
| 0001558370-25-008111-index.html | 2025-05-22 16:37:39 | |
| 0001558370-25-008111.txt | 2025-05-22 16:37:39 | |
 0001558370-25-008111-xbrl.zip | 13653 | 2025-05-22 16:37:39 |
| FilingSummary.xml | 1832 | 2025-05-22 16:37:39 |
| hnrg-20250519.xsd | 4126 | 2025-05-22 16:37:39 |
| hnrg-20250519x8k.htm | 31323 | 2025-05-22 16:37:39 |
 hnrg-20250519x8k001.jpg | 3186 | 2025-05-22 16:37:39 |
| hnrg-20250519x8k_htm.xml | 4654 | 2025-05-22 16:37:39 |
| hnrg-20250519_def.xml | 2863 | 2025-05-22 16:37:39 |
| hnrg-20250519_lab.xml | 16594 | 2025-05-22 16:37:39 |
| hnrg-20250519_pre.xml | 10922 | 2025-05-22 16:37:39 |
| MetaLinks.json | 17521 | 2025-05-22 16:37:39 |
| R1.htm | 38101 | 2025-05-22 16:37:39 |
| report.css | 2767 | 2025-05-22 16:37:39 |
| Show.js | 1084 | 2025-05-22 16:37:39 |