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| 0001564590-22-011360-index.html | 2022-03-22 16:06:11 | |
| 0001564590-22-011360.txt | 2022-03-22 16:06:11 | |
 0001564590-22-011360-xbrl.zip | 12034 | 2022-03-22 16:06:11 |
| FilingSummary.xml | 1753 | 2022-03-22 16:06:11 |
| Financial_Report.xlsx | 5722 | 2022-03-22 16:06:11 |
| hsto-20220318.xsd | 5705 | 2022-03-22 16:06:11 |
| hsto-20220318_lab.xml | 19431 | 2022-03-22 16:06:11 |
| hsto-20220318_pre.xml | 11591 | 2022-03-22 16:06:11 |
| hsto-8k_20220318.htm | 40993 | 2022-03-22 16:06:11 |
| hsto-8k_20220318_htm.xml | 3549 | 2022-03-22 16:06:11 |
| hsto-ex101_6.htm | 15315 | 2022-03-22 16:06:11 |
| MetaLinks.json | 19227 | 2022-03-22 16:06:11 |
| R1.htm | 40266 | 2022-03-22 16:06:11 |
| report.css | 2767 | 2022-03-22 16:06:11 |
| Show.js | 1084 | 2022-03-22 16:06:11 |