Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000045876-21-000128-index-headers.html | 2021-08-16 16:11:14 | |
| 0000045876-21-000128-index.html | 2021-08-16 16:11:14 | |
| 0000045876-21-000128.txt | 2021-08-16 16:11:14 | |
 0000045876-21-000128-xbrl.zip | 11862 | 2021-08-16 16:11:14 |
| FilingSummary.xml | 1606 | 2021-08-16 16:11:14 |
| Financial_Report.xlsx | 5661 | 2021-08-16 16:11:14 |
| hsc-20210816.htm | 41749 | 2021-08-16 16:11:14 |
| hsc-20210816.xsd | 1918 | 2021-08-16 16:11:14 |
| hsc-20210816_htm.xml | 11240 | 2021-08-16 16:11:14 |
| hsc-20210816_lab.xml | 24275 | 2021-08-16 16:11:14 |
| hsc-20210816_pre.xml | 12653 | 2021-08-16 16:11:14 |
| MetaLinks.json | 17132 | 2021-08-16 16:11:14 |
| R1.htm | 38611 | 2021-08-16 16:11:14 |
| report.css | 2766 | 2021-08-16 16:11:14 |
| Show.js | 1084 | 2021-08-16 16:11:14 |