Parent Directory| Name | Size | Last Modified |
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| 0000045876-22-000007-index.html | 2022-02-24 07:53:45 | |
| 0000045876-22-000007.txt | 2022-02-24 07:53:45 | |
 0000045876-22-000007-xbrl.zip | 42926 | 2022-02-24 07:53:45 |
| FilingSummary.xml | 1664 | 2022-02-24 07:53:45 |
| Financial_Report.xlsx | 5661 | 2022-02-24 07:53:45 |
| hsc-20220224.htm | 36981 | 2022-02-24 07:53:45 |
| hsc-20220224.xsd | 1912 | 2022-02-24 07:53:45 |
| hsc-20220224_htm.xml | 11338 | 2022-02-24 07:53:45 |
| hsc-20220224_lab.xml | 24229 | 2022-02-24 07:53:45 |
| hsc-20220224_pre.xml | 12607 | 2022-02-24 07:53:45 |
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| MetaLinks.json | 16611 | 2022-02-24 07:53:45 |
| pressreleasefinancialstate.htm | 709408 | 2022-02-24 07:53:45 |
| R1.htm | 38566 | 2022-02-24 07:53:45 |
| report.css | 2767 | 2022-02-24 07:53:45 |
| Show.js | 1085 | 2022-02-24 07:53:45 |