Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001144204-12-042349-index-headers.html | 2012-08-01 16:39:52 | |
| 0001144204-12-042349-index.html | 2012-08-01 16:39:52 | |
| 0001144204-12-042349.txt | 2012-08-01 16:39:52 | |
 0001144204-12-042349-xbrl.zip | 72245 | 2012-08-01 16:39:52 |
| FilingSummary.xml | 12678 | 2012-08-01 16:39:52 |
| Financial_Report.xls | 224115 | 2012-08-01 16:39:52 |
| hdsn-20120630.xml | 253038 | 2012-08-01 16:39:52 |
| hdsn-20120630.xsd | 27458 | 2012-08-01 16:39:52 |
| hdsn-20120630_cal.xml | 34712 | 2012-08-01 16:39:52 |
| hdsn-20120630_def.xml | 153324 | 2012-08-01 16:39:52 |
| hdsn-20120630_lab.xml | 238808 | 2012-08-01 16:39:52 |
| hdsn-20120630_pre.xml | 178719 | 2012-08-01 16:39:52 |
| R1.htm | 28823 | 2012-08-01 16:39:52 |
| R10.htm | 100867 | 2012-08-01 16:39:52 |
| R11.htm | 19585 | 2012-08-01 16:39:52 |
| R12.htm | 27074 | 2012-08-01 16:39:52 |
| R13.htm | 31194 | 2012-08-01 16:39:52 |
| R14.htm | 12070 | 2012-08-01 16:39:52 |
| R15.htm | 27365 | 2012-08-01 16:39:52 |
| R16.htm | 41800 | 2012-08-01 16:39:52 |
| R17.htm | 19258 | 2012-08-01 16:39:52 |
| R18.htm | 33256 | 2012-08-01 16:39:52 |
| R19.htm | 26085 | 2012-08-01 16:39:52 |
| R2.htm | 101150 | 2012-08-01 16:39:52 |
| R20.htm | 12007 | 2012-08-01 16:39:52 |
| R21.htm | 31811 | 2012-08-01 16:39:52 |
| R22.htm | 8396 | 2012-08-01 16:39:52 |
| R3.htm | 36039 | 2012-08-01 16:39:52 |
| R4.htm | 70688 | 2012-08-01 16:39:52 |
| R5.htm | 114780 | 2012-08-01 16:39:52 |
| R6.htm | 42473 | 2012-08-01 16:39:52 |
| R7.htm | 30902 | 2012-08-01 16:39:52 |
| R8.htm | 10204 | 2012-08-01 16:39:52 |
| R9.htm | 4408 | 2012-08-01 16:39:52 |
| report.css | 2721 | 2012-08-01 16:39:52 |
| Show.js | 6423 | 2012-08-01 16:39:52 |
| v318346_10q.htm | 242778 | 2012-08-01 16:39:52 |
| v318346_ex31-1.htm | 7713 | 2012-08-01 16:39:52 |
| v318346_ex31-2.htm | 7511 | 2012-08-01 16:39:52 |
| v318346_ex32-1.htm | 4021 | 2012-08-01 16:39:52 |
| v318346_ex32-2.htm | 3880 | 2012-08-01 16:39:52 |