Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000045876-22-000052-index-headers.html | 2022-05-03 10:26:29 | |
| 0000045876-22-000052-index.html | 2022-05-03 10:26:29 | |
| 0000045876-22-000052.txt | 2022-05-03 10:26:29 | |
 0000045876-22-000052-xbrl.zip | 392723 | 2022-05-03 10:26:29 |
| FilingSummary.xml | 46643 | 2022-05-03 10:26:29 |
| Financial_Report.xlsx | 106185 | 2022-05-03 10:26:29 |
| hsc-20220331.htm | 1953038 | 2022-05-03 10:26:29 |
| hsc-20220331.xsd | 61042 | 2022-05-03 10:26:29 |
| hsc-20220331_cal.xml | 116787 | 2022-05-03 10:26:29 |
| hsc-20220331_def.xml | 319687 | 2022-05-03 10:26:29 |
 hsc-20220331_g1.jpg | 4194 | 2022-05-03 10:26:29 |
| hsc-20220331_htm.xml | 1942137 | 2022-05-03 10:26:29 |
| hsc-20220331_lab.xml | 724194 | 2022-05-03 10:26:29 |
| hsc-20220331_pre.xml | 490789 | 2022-05-03 10:26:29 |
| hsc-ex101_2022xq1.htm | 185543 | 2022-05-03 10:26:29 |
| hsc-ex102_2022xq1.htm | 181169 | 2022-05-03 10:26:29 |
| hsc-ex103_2022xq1.htm | 179100 | 2022-05-03 10:26:29 |
| hsc-ex311_2022xq1.htm | 14137 | 2022-05-03 10:26:29 |
| hsc-ex312_2022xq1.htm | 13919 | 2022-05-03 10:26:29 |
| hsc-ex32_2022xq1.htm | 6105 | 2022-05-03 10:26:29 |
| MetaLinks.json | 804561 | 2022-05-03 10:26:29 |
| R1.htm | 52329 | 2022-05-03 10:26:29 |
| R10.htm | 17079 | 2022-05-03 10:26:29 |
| R11.htm | 57366 | 2022-05-03 10:26:29 |
| R12.htm | 23704 | 2022-05-03 10:26:29 |
| R13.htm | 13443 | 2022-05-03 10:26:29 |
| R14.htm | 17131 | 2022-05-03 10:26:29 |
| R15.htm | 32646 | 2022-05-03 10:26:29 |
| R16.htm | 6143 | 2022-05-03 10:26:29 |
| R17.htm | 24612 | 2022-05-03 10:26:29 |
| R18.htm | 41597 | 2022-05-03 10:26:29 |
| R19.htm | 7616 | 2022-05-03 10:26:29 |
| R2.htm | 158353 | 2022-05-03 10:26:29 |
| R20.htm | 43983 | 2022-05-03 10:26:29 |
| R21.htm | 27647 | 2022-05-03 10:26:29 |
| R22.htm | 110574 | 2022-05-03 10:26:29 |
| R23.htm | 66019 | 2022-05-03 10:26:29 |
| R24.htm | 101804 | 2022-05-03 10:26:29 |
| R25.htm | 18505 | 2022-05-03 10:26:29 |
| R26.htm | 83866 | 2022-05-03 10:26:29 |
| R27.htm | 10721 | 2022-05-03 10:26:29 |
| R28.htm | 55955 | 2022-05-03 10:26:29 |
| R29.htm | 23615 | 2022-05-03 10:26:29 |
| R3.htm | 145016 | 2022-05-03 10:26:29 |
| R30.htm | 14468 | 2022-05-03 10:26:29 |
| R31.htm | 16685 | 2022-05-03 10:26:29 |
| R32.htm | 17374 | 2022-05-03 10:26:29 |
| R33.htm | 22542 | 2022-05-03 10:26:29 |
| R34.htm | 34712 | 2022-05-03 10:26:29 |
| R35.htm | 13511 | 2022-05-03 10:26:29 |
| R36.htm | 29448 | 2022-05-03 10:26:29 |
| R37.htm | 103039 | 2022-05-03 10:26:29 |
| R38.htm | 65549 | 2022-05-03 10:26:29 |
| R39.htm | 84171 | 2022-05-03 10:26:29 |
| R4.htm | 43770 | 2022-05-03 10:26:29 |
| R40.htm | 18942 | 2022-05-03 10:26:29 |
| R41.htm | 84935 | 2022-05-03 10:26:29 |
| R42.htm | 5229 | 2022-05-03 10:26:29 |
| R43.htm | 59542 | 2022-05-03 10:26:29 |
| R44.htm | 19406 | 2022-05-03 10:26:29 |
| R45.htm | 13919 | 2022-05-03 10:26:29 |
| R46.htm | 11057 | 2022-05-03 10:26:29 |
| R47.htm | 20946 | 2022-05-03 10:26:29 |
| R48.htm | 12126 | 2022-05-03 10:26:29 |
| R49.htm | 4798 | 2022-05-03 10:26:29 |
| R5.htm | 13599 | 2022-05-03 10:26:29 |
| R50.htm | 7445 | 2022-05-03 10:26:29 |
| R51.htm | 14862 | 2022-05-03 10:26:29 |
| R52.htm | 21504 | 2022-05-03 10:26:29 |
| R53.htm | 9311 | 2022-05-03 10:26:29 |
| R54.htm | 4337 | 2022-05-03 10:26:29 |
| R55.htm | 16185 | 2022-05-03 10:26:29 |
| R56.htm | 7171 | 2022-05-03 10:26:29 |
| R57.htm | 15875 | 2022-05-03 10:26:29 |
| R58.htm | 23387 | 2022-05-03 10:26:29 |
| R59.htm | 39246 | 2022-05-03 10:26:29 |
| R6.htm | 109303 | 2022-05-03 10:26:29 |
| R60.htm | 10850 | 2022-05-03 10:26:29 |
| R61.htm | 110611 | 2022-05-03 10:26:29 |
| R62.htm | 8027 | 2022-05-03 10:26:29 |
| R63.htm | 29097 | 2022-05-03 10:26:29 |
| R64.htm | 11655 | 2022-05-03 10:26:29 |
| R65.htm | 28287 | 2022-05-03 10:26:29 |
| R66.htm | 27558 | 2022-05-03 10:26:29 |
| R67.htm | 17529 | 2022-05-03 10:26:29 |
| R68.htm | 36432 | 2022-05-03 10:26:29 |
| R69.htm | 49459 | 2022-05-03 10:26:29 |
| R7.htm | 44853 | 2022-05-03 10:26:29 |
| R70.htm | 55718 | 2022-05-03 10:26:29 |
| R71.htm | 19500 | 2022-05-03 10:26:29 |
| R72.htm | 19821 | 2022-05-03 10:26:29 |
| R73.htm | 14930 | 2022-05-03 10:26:29 |
| R74.htm | 53459 | 2022-05-03 10:26:29 |
| R75.htm | 51680 | 2022-05-03 10:26:29 |
| R8.htm | 14146 | 2022-05-03 10:26:29 |
| R9.htm | 6495 | 2022-05-03 10:26:29 |
| R9999.htm | 2570 | 2022-05-03 10:26:29 |
| report.css | 2767 | 2022-05-03 10:26:29 |
| Show.js | 1085 | 2022-05-03 10:26:29 |