Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-22-069933-index-headers.html | 2022-06-10 09:15:58 | |
| 0001104659-22-069933-index.html | 2022-06-10 09:15:58 | |
| 0001104659-22-069933.txt | 2022-06-10 09:15:58 | |
 0001104659-22-069933-xbrl.zip | 11506 | 2022-06-10 09:15:58 |
| FilingSummary.xml | 1609 | 2022-06-10 09:15:58 |
| Financial_Report.xlsx | 5691 | 2022-06-10 09:15:58 |
| hdsn-20220609.xsd | 3039 | 2022-06-10 09:15:58 |
| hdsn-20220609_lab.xml | 34476 | 2022-06-10 09:15:58 |
| hdsn-20220609_pre.xml | 22599 | 2022-06-10 09:15:58 |
| MetaLinks.json | 38120 | 2022-06-10 09:15:58 |
| R1.htm | 40240 | 2022-06-10 09:15:58 |
| report.css | 2766 | 2022-06-10 09:15:58 |
| Show.js | 1084 | 2022-06-10 09:15:58 |
| tm2218127d1_8k.htm | 38806 | 2022-06-10 09:15:58 |
| tm2218127d1_8k_htm.xml | 3621 | 2022-06-10 09:15:58 |