Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0001564590-22-022686-index.html | 2022-06-07 16:16:31 | |
| 0001564590-22-022686.txt | 2022-06-07 16:16:31 | |
 0001564590-22-022686-xbrl.zip | 9158 | 2022-06-07 16:16:31 |
| FilingSummary.xml | 1717 | 2022-06-07 16:16:31 |
| Financial_Report.xlsx | 5717 | 2022-06-07 16:16:31 |
| hsto-20220601.xsd | 5601 | 2022-06-07 16:16:31 |
| hsto-20220601_lab.xml | 19324 | 2022-06-07 16:16:31 |
| hsto-20220601_pre.xml | 11495 | 2022-06-07 16:16:31 |
| hsto-8k_20220601.htm | 36363 | 2022-06-07 16:16:31 |
| hsto-8k_20220601_htm.xml | 3547 | 2022-06-07 16:16:31 |
| MetaLinks.json | 19132 | 2022-06-07 16:16:31 |
| R1.htm | 40262 | 2022-06-07 16:16:31 |
| report.css | 2766 | 2022-06-07 16:16:31 |
| Show.js | 1084 | 2022-06-07 16:16:31 |