Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000788965-13-000030-index-headers.html | 2013-08-05 19:53:43 | |
| 0000788965-13-000030-index.html | 2013-08-05 19:53:43 | |
| 0000788965-13-000030.txt | 2013-08-05 19:53:43 | |
 0000788965-13-000030-xbrl.zip | 57883 | 2013-08-05 19:53:43 |
| exhibit15.htm | 4191 | 2013-08-05 19:53:43 |
| exhibit31vps.htm | 13955 | 2013-08-05 19:53:43 |
| exhibit31wab.htm | 13792 | 2013-08-05 19:53:43 |
| exhibit32.htm | 8016 | 2013-08-05 19:53:43 |
| exhibit95.htm | 58041 | 2013-08-05 19:53:43 |
| FilingSummary.xml | 17511 | 2013-08-05 19:53:43 |
| Financial_Report.xls | 264388 | 2013-08-05 19:53:43 |
 form10k20110.jpg | 3930 | 2013-08-05 19:53:43 |
 hlogo.jpg | 4308 | 2013-08-05 19:53:43 |
| hnrg-20130630.xml | 286698 | 2013-08-05 19:53:43 |
| hnrg-20130630.xsd | 39249 | 2013-08-05 19:53:43 |
| hnrg-20130630_cal.xml | 33490 | 2013-08-05 19:53:43 |
| hnrg-20130630_def.xml | 118235 | 2013-08-05 19:53:43 |
| hnrg-20130630_lab.xml | 210803 | 2013-08-05 19:53:43 |
| hnrg-20130630_pre.xml | 123041 | 2013-08-05 19:53:43 |
| jun2013q.htm | 596904 | 2013-08-05 19:53:43 |
| R1.htm | 36400 | 2013-08-05 19:53:43 |
| R1.xml | 36243 | 2013-08-05 19:53:43 |
| R10.htm | 26261 | 2013-08-05 19:53:43 |
| R10.xml | 31619 | 2013-08-05 19:53:43 |
| R11.htm | 29459 | 2013-08-05 19:53:43 |
| R11.xml | 35280 | 2013-08-05 19:53:43 |
| R12.htm | 36527 | 2013-08-05 19:53:43 |
| R12.xml | 40955 | 2013-08-05 19:53:43 |
| R13.htm | 5423 | 2013-08-05 19:53:43 |
| R13.xml | 5572 | 2013-08-05 19:53:43 |
| R14.htm | 6219 | 2013-08-05 19:53:43 |
| R14.xml | 8768 | 2013-08-05 19:53:43 |
| R15.htm | 5591 | 2013-08-05 19:53:43 |
| R15.xml | 5664 | 2013-08-05 19:53:43 |
| R16.htm | 26456 | 2013-08-05 19:53:43 |
| R16.xml | 28583 | 2013-08-05 19:53:43 |
| R17.htm | 29350 | 2013-08-05 19:53:43 |
| R17.xml | 31958 | 2013-08-05 19:53:43 |
| R18.htm | 38802 | 2013-08-05 19:53:43 |
| R18.xml | 42432 | 2013-08-05 19:53:43 |
| R19.htm | 8718 | 2013-08-05 19:53:43 |
| R19.xml | 10472 | 2013-08-05 19:53:43 |
| R2.htm | 129593 | 2013-08-05 19:53:43 |
| R2.xml | 118981 | 2013-08-05 19:53:43 |
| R20.htm | 16949 | 2013-08-05 19:53:43 |
| R20.xml | 22483 | 2013-08-05 19:53:43 |
| R21.htm | 39070 | 2013-08-05 19:53:43 |
| R21.xml | 46247 | 2013-08-05 19:53:43 |
| R22.htm | 6893 | 2013-08-05 19:53:43 |
| R22.xml | 6664 | 2013-08-05 19:53:43 |
| R23.htm | 15721 | 2013-08-05 19:53:43 |
| R23.xml | 17725 | 2013-08-05 19:53:43 |
| R24.htm | 10136 | 2013-08-05 19:53:43 |
| R24.xml | 17509 | 2013-08-05 19:53:43 |
| R25.htm | 13743 | 2013-08-05 19:53:43 |
| R25.xml | 22348 | 2013-08-05 19:53:43 |
| R26.htm | 15737 | 2013-08-05 19:53:43 |
| R26.xml | 17699 | 2013-08-05 19:53:43 |
| R27.htm | 10144 | 2013-08-05 19:53:43 |
| R27.xml | 17495 | 2013-08-05 19:53:43 |
| R28.htm | 25021 | 2013-08-05 19:53:43 |
| R28.xml | 29208 | 2013-08-05 19:53:43 |
| R29.htm | 15792 | 2013-08-05 19:53:43 |
| R29.xml | 16797 | 2013-08-05 19:53:43 |
| R3.htm | 21661 | 2013-08-05 19:53:43 |
| R3.xml | 23564 | 2013-08-05 19:53:43 |
| R30.htm | 8978 | 2013-08-05 19:53:43 |
| R30.xml | 8679 | 2013-08-05 19:53:43 |
| R31.htm | 10046 | 2013-08-05 19:53:43 |
| R31.xml | 12670 | 2013-08-05 19:53:43 |
| R32.htm | 5333 | 2013-08-05 19:53:43 |
| R32.xml | 9699 | 2013-08-05 19:53:43 |
| R4.htm | 105495 | 2013-08-05 19:53:43 |
| R4.xml | 124911 | 2013-08-05 19:53:43 |
| R5.htm | 54522 | 2013-08-05 19:53:43 |
| R5.xml | 58307 | 2013-08-05 19:53:43 |
| R6.htm | 35324 | 2013-08-05 19:53:43 |
| R6.xml | 92099 | 2013-08-05 19:53:43 |
| R7.htm | 8590 | 2013-08-05 19:53:43 |
| R7.xml | 8715 | 2013-08-05 19:53:43 |
| R8.htm | 8403 | 2013-08-05 19:53:43 |
| R8.xml | 8205 | 2013-08-05 19:53:43 |
| R9.htm | 9453 | 2013-08-05 19:53:43 |
| R9.xml | 9465 | 2013-08-05 19:53:43 |
| report.css | 2740 | 2013-08-05 19:53:43 |
| Show.js | 1410 | 2013-08-05 19:53:43 |