Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001410578-22-003028-index-headers.html | 2022-11-08 17:28:13 | |
| 0001410578-22-003028-index.html | 2022-11-08 17:28:13 | |
| 0001410578-22-003028.txt | 2022-11-08 17:28:13 | |
 0001410578-22-003028-xbrl.zip | 175011 | 2022-11-08 17:28:13 |
| FilingSummary.xml | 25160 | 2022-11-08 17:28:13 |
| Financial_Report.xlsx | 78528 | 2022-11-08 17:28:13 |
| hdsn-20220930.xsd | 39973 | 2022-11-08 17:28:13 |
| hdsn-20220930x10q.htm | 1277924 | 2022-11-08 17:28:13 |
| hdsn-20220930x10q_htm.xml | 986528 | 2022-11-08 17:28:13 |
| hdsn-20220930xex31d1.htm | 14353 | 2022-11-08 17:28:13 |
| hdsn-20220930xex31d2.htm | 14338 | 2022-11-08 17:28:13 |
| hdsn-20220930xex32d1.htm | 7361 | 2022-11-08 17:28:13 |
| hdsn-20220930xex32d2.htm | 7307 | 2022-11-08 17:28:13 |
| hdsn-20220930_cal.xml | 54217 | 2022-11-08 17:28:13 |
| hdsn-20220930_def.xml | 138374 | 2022-11-08 17:28:13 |
| hdsn-20220930_lab.xml | 323715 | 2022-11-08 17:28:13 |
| hdsn-20220930_pre.xml | 255190 | 2022-11-08 17:28:13 |
| MetaLinks.json | 498457 | 2022-11-08 17:28:13 |
| R1.htm | 53122 | 2022-11-08 17:28:13 |
| R10.htm | 49346 | 2022-11-08 17:28:13 |
| R11.htm | 35051 | 2022-11-08 17:28:13 |
| R12.htm | 61124 | 2022-11-08 17:28:13 |
| R13.htm | 50884 | 2022-11-08 17:28:13 |
| R14.htm | 64654 | 2022-11-08 17:28:13 |
| R15.htm | 106942 | 2022-11-08 17:28:13 |
| R16.htm | 32123 | 2022-11-08 17:28:13 |
| R17.htm | 16859 | 2022-11-08 17:28:13 |
| R18.htm | 47911 | 2022-11-08 17:28:13 |
| R19.htm | 34075 | 2022-11-08 17:28:13 |
| R2.htm | 99828 | 2022-11-08 17:28:13 |
| R20.htm | 59719 | 2022-11-08 17:28:13 |
| R21.htm | 44786 | 2022-11-08 17:28:13 |
| R22.htm | 40959 | 2022-11-08 17:28:13 |
| R23.htm | 53922 | 2022-11-08 17:28:13 |
| R24.htm | 23210 | 2022-11-08 17:28:13 |
| R25.htm | 8951 | 2022-11-08 17:28:13 |
| R26.htm | 59731 | 2022-11-08 17:28:13 |
| R27.htm | 4745 | 2022-11-08 17:28:13 |
| R28.htm | 19897 | 2022-11-08 17:28:13 |
| R29.htm | 16370 | 2022-11-08 17:28:13 |
| R3.htm | 23143 | 2022-11-08 17:28:13 |
| R30.htm | 10545 | 2022-11-08 17:28:13 |
| R31.htm | 25860 | 2022-11-08 17:28:13 |
| R32.htm | 12350 | 2022-11-08 17:28:13 |
| R33.htm | 24973 | 2022-11-08 17:28:13 |
| R34.htm | 13440 | 2022-11-08 17:28:13 |
| R35.htm | 49453 | 2022-11-08 17:28:13 |
| R36.htm | 19418 | 2022-11-08 17:28:13 |
| R37.htm | 13616 | 2022-11-08 17:28:13 |
| R38.htm | 108536 | 2022-11-08 17:28:13 |
| R4.htm | 84340 | 2022-11-08 17:28:13 |
| R5.htm | 48237 | 2022-11-08 17:28:13 |
| R6.htm | 85205 | 2022-11-08 17:28:13 |
| R7.htm | 69669 | 2022-11-08 17:28:13 |
| R8.htm | 7125 | 2022-11-08 17:28:13 |
| R9.htm | 17433 | 2022-11-08 17:28:13 |
| report.css | 2767 | 2022-11-08 17:28:13 |
| Show.js | 1085 | 2022-11-08 17:28:13 |