Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-21-022658-index-headers.html | 2021-11-09 20:14:17 | |
| 0001628280-21-022658-index.html | 2021-11-09 20:14:17 | |
| 0001628280-21-022658.txt | 2021-11-09 20:14:17 | |
 0001628280-21-022658-xbrl.zip | 22534 | 2021-11-09 20:14:17 |
| exhibit99193021.htm | 142526 | 2021-11-09 20:14:17 |
| FilingSummary.xml | 1630 | 2021-11-09 20:14:17 |
| Financial_Report.xlsx | 5710 | 2021-11-09 20:14:17 |
| hyln-20211109.htm | 36463 | 2021-11-09 20:14:17 |
| hyln-20211109.xsd | 1899 | 2021-11-09 20:14:17 |
| hyln-20211109_htm.xml | 12050 | 2021-11-09 20:14:17 |
| hyln-20211109_lab.xml | 25848 | 2021-11-09 20:14:17 |
| hyln-20211109_pre.xml | 13579 | 2021-11-09 20:14:17 |
 image_0a.jpg | 3281 | 2021-11-09 20:14:17 |
| MetaLinks.json | 17757 | 2021-11-09 20:14:17 |
| R1.htm | 41881 | 2021-11-09 20:14:17 |
| report.css | 2767 | 2021-11-09 20:14:17 |
| Show.js | 1085 | 2021-11-09 20:14:17 |