Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000013239-20-000038-index-headers.html | 2020-12-09 16:18:51 | |
| 0000013239-20-000038-index.html | 2020-12-09 16:18:51 | |
| 0000013239-20-000038.txt | 2020-12-09 16:18:51 | |
 0000013239-20-000038-xbrl.zip | 66635 | 2020-12-09 16:18:51 |
| exhibit991updatedconti.htm | 247917 | 2020-12-09 16:18:51 |
| FilingSummary.xml | 1770 | 2020-12-09 16:18:51 |
| Financial_Report.xlsx | 5322 | 2020-12-09 16:18:51 |
| hsc-20201209.htm | 38327 | 2020-12-09 16:18:51 |
| hsc-20201209.xsd | 2412 | 2020-12-09 16:18:51 |
| hsc-20201209_cal.xml | 705 | 2020-12-09 16:18:51 |
| hsc-20201209_def.xml | 13206 | 2020-12-09 16:18:51 |
 hsc-20201209_g1.jpg | 56122 | 2020-12-09 16:18:51 |
| hsc-20201209_htm.xml | 9719 | 2020-12-09 16:18:51 |
| hsc-20201209_lab.xml | 25225 | 2020-12-09 16:18:51 |
| hsc-20201209_pre.xml | 13575 | 2020-12-09 16:18:51 |
 logo2002a051.jpg | 56122 | 2020-12-09 16:18:51 |
| MetaLinks.json | 17856 | 2020-12-09 16:18:51 |
| R1.htm | 34032 | 2020-12-09 16:18:51 |
| report.css | 2767 | 2020-12-09 16:18:51 |
| Show.js | 1085 | 2020-12-09 16:18:51 |