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| 0001144204-16-116907-index.html | 2016-08-05 16:10:25 | |
| 0001144204-16-116907.txt | 2016-08-05 16:10:25 | |
 0001144204-16-116907-xbrl.zip | 62976 | 2016-08-05 16:10:25 |
| FilingSummary.xml | 24535 | 2016-08-05 16:10:25 |
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| hnrg-20160630.xsd | 29578 | 2016-08-05 16:10:25 |
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| report.css | 2767 | 2016-08-05 16:10:25 |
| Show.js | 1410 | 2016-08-05 16:10:25 |
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| v445573_10q.htm | 215050 | 2016-08-05 16:10:25 |
| v445573_ex15.htm | 3516 | 2016-08-05 16:10:25 |
| v445573_ex31-1.htm | 13249 | 2016-08-05 16:10:25 |
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| v445573_ex95.htm | 200259 | 2016-08-05 16:10:25 |