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| 0001674796-24-000019-index.html | 2024-08-26 09:50:12 | |
| 0001674796-24-000019.txt | 2024-08-26 09:50:12 | |
 0001674796-24-000019-xbrl.zip | 37869 | 2024-08-26 09:50:12 |
| exhibit31-1.htm | 8107 | 2024-08-26 09:50:12 |
| exhibit31-2.htm | 8079 | 2024-08-26 09:50:12 |
| exhibit32-1.htm | 3882 | 2024-08-26 09:50:12 |
| exhibit32-2.htm | 3767 | 2024-08-26 09:50:12 |
| FilingSummary.xml | 12311 | 2024-08-26 09:50:12 |
| Financial_Report.xlsx | 26986 | 2024-08-26 09:50:12 |
| hstc-20240630.htm | 214157 | 2024-08-26 09:50:12 |
| hstc-20240630.xsd | 13224 | 2024-08-26 09:50:12 |
| hstc-20240630_cal.xml | 15614 | 2024-08-26 09:50:12 |
| hstc-20240630_def.xml | 21582 | 2024-08-26 09:50:12 |
| hstc-20240630_htm.xml | 79581 | 2024-08-26 09:50:12 |
| hstc-20240630_lab.xml | 83242 | 2024-08-26 09:50:12 |
| hstc-20240630_pre.xml | 64866 | 2024-08-26 09:50:12 |
| MetaLinks.json | 230633 | 2024-08-26 09:50:12 |
| R1.htm | 49922 | 2024-08-26 09:50:12 |
| R10.htm | 5190 | 2024-08-26 09:50:12 |
| R11.htm | 4701 | 2024-08-26 09:50:12 |
| R12.htm | 5203 | 2024-08-26 09:50:12 |
| R13.htm | 6438 | 2024-08-26 09:50:12 |
| R14.htm | 5269 | 2024-08-26 09:50:12 |
| R15.htm | 6484 | 2024-08-26 09:50:12 |
| R16.htm | 7917 | 2024-08-26 09:50:12 |
| R17.htm | 5374 | 2024-08-26 09:50:12 |
| R18.htm | 29246 | 2024-08-26 09:50:12 |
| R2.htm | 72526 | 2024-08-26 09:50:12 |
| R3.htm | 62693 | 2024-08-26 09:50:12 |
| R4.htm | 24840 | 2024-08-26 09:50:12 |
| R5.htm | 46356 | 2024-08-26 09:50:12 |
| R6.htm | 10978 | 2024-08-26 09:50:12 |
| R7.htm | 10048 | 2024-08-26 09:50:12 |
| R8.htm | 6911 | 2024-08-26 09:50:12 |
| R9.htm | 12003 | 2024-08-26 09:50:12 |
| report.css | 2767 | 2024-08-26 09:50:12 |
| Show.js | 1085 | 2024-08-26 09:50:12 |