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| 0001104659-23-030102-index.html | 2023-03-08 16:10:24 | |
| 0001104659-23-030102.txt | 2023-03-08 16:10:24 | |
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| FilingSummary.xml | 1861 | 2023-03-08 16:10:24 |
| Financial_Report.xlsx | 5712 | 2023-03-08 16:10:24 |
| hdsn-20230308.xsd | 3039 | 2023-03-08 16:10:24 |
| hdsn-20230308_lab.xml | 34476 | 2023-03-08 16:10:24 |
| hdsn-20230308_pre.xml | 22599 | 2023-03-08 16:10:24 |
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| R1.htm | 39606 | 2023-03-08 16:10:24 |
| report.css | 2767 | 2023-03-08 16:10:24 |
| Show.js | 1084 | 2023-03-08 16:10:24 |
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| tm238617d1_ex99-1.htm | 76503 | 2023-03-08 16:10:24 |