Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-15-035623-index-headers.html | 2015-05-07 16:37:25 | |
| 0001104659-15-035623-index.html | 2015-05-07 16:37:25 | |
| 0001104659-15-035623.txt | 2015-05-07 16:37:25 | |
 0001104659-15-035623-xbrl.zip | 82887 | 2015-05-07 16:37:25 |
| a15-6179_110q.htm | 640745 | 2015-05-07 16:37:25 |
| a15-6179_1ex31d1.htm | 9303 | 2015-05-07 16:37:25 |
| a15-6179_1ex31d2.htm | 9255 | 2015-05-07 16:37:25 |
| a15-6179_1ex32d1.htm | 5001 | 2015-05-07 16:37:25 |
| a15-6179_1ex32d2.htm | 5011 | 2015-05-07 16:37:25 |
| FilingSummary.xml | 19361 | 2015-05-07 16:37:25 |
| Financial_Report.xls | 476678 | 2015-05-07 16:37:25 |
| Financial_Report.xlsx | 87854 | 2015-05-07 16:37:25 |
| hdy-20150331.xml | 532620 | 2015-05-07 16:37:25 |
| hdy-20150331.xsd | 34317 | 2015-05-07 16:37:25 |
| hdy-20150331_cal.xml | 31764 | 2015-05-07 16:37:25 |
| hdy-20150331_def.xml | 108290 | 2015-05-07 16:37:25 |
| hdy-20150331_lab.xml | 322786 | 2015-05-07 16:37:25 |
| hdy-20150331_pre.xml | 220427 | 2015-05-07 16:37:25 |
| R1.htm | 30001 | 2015-05-07 16:37:25 |
| R10.htm | 17900 | 2015-05-07 16:37:25 |
| R11.htm | 9095 | 2015-05-07 16:37:25 |
| R12.htm | 91692 | 2015-05-07 16:37:25 |
| R13.htm | 8360 | 2015-05-07 16:37:25 |
| R14.htm | 29484 | 2015-05-07 16:37:25 |
| R15.htm | 6799 | 2015-05-07 16:37:25 |
| R16.htm | 57622 | 2015-05-07 16:37:25 |
| R17.htm | 12780 | 2015-05-07 16:37:25 |
| R18.htm | 17276 | 2015-05-07 16:37:25 |
| R19.htm | 93603 | 2015-05-07 16:37:25 |
| R2.htm | 74405 | 2015-05-07 16:37:25 |
| R20.htm | 14220 | 2015-05-07 16:37:25 |
| R21.htm | 77766 | 2015-05-07 16:37:25 |
| R22.htm | 21316 | 2015-05-07 16:37:25 |
| R23.htm | 39919 | 2015-05-07 16:37:25 |
| R24.htm | 7815 | 2015-05-07 16:37:25 |
| R25.htm | 80783 | 2015-05-07 16:37:25 |
| R26.htm | 21439 | 2015-05-07 16:37:25 |
| R27.htm | 14022 | 2015-05-07 16:37:25 |
| R28.htm | 283925 | 2015-05-07 16:37:25 |
| R29.htm | 16972 | 2015-05-07 16:37:25 |
| R3.htm | 34379 | 2015-05-07 16:37:25 |
| R30.htm | 12383 | 2015-05-07 16:37:25 |
| R31.htm | 33844 | 2015-05-07 16:37:25 |
| R32.htm | 28206 | 2015-05-07 16:37:25 |
| R4.htm | 36966 | 2015-05-07 16:37:25 |
| R5.htm | 26247 | 2015-05-07 16:37:25 |
| R6.htm | 35726 | 2015-05-07 16:37:25 |
| R7.htm | 79023 | 2015-05-07 16:37:25 |
| R8.htm | 37673 | 2015-05-07 16:37:25 |
| R9.htm | 18290 | 2015-05-07 16:37:25 |
| report.css | 2740 | 2015-05-07 16:37:25 |
| Show.js | 1410 | 2015-05-07 16:37:25 |