Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001008886-20-000153-index-headers.html | 2020-07-24 17:21:07 | |
| 0001008886-20-000153-index.html | 2020-07-24 17:21:07 | |
| 0001008886-20-000153.txt | 2020-07-24 17:21:07 | |
 0001008886-20-000153-xbrl.zip | 65861 | 2020-07-24 17:21:07 |
| exhibit11.htm | 283273 | 2020-07-24 17:21:07 |
| exhibit51.htm | 13221 | 2020-07-24 17:21:07 |
| exhibit991.htm | 21879 | 2020-07-24 17:21:07 |
| exhibit992.htm | 21631 | 2020-07-24 17:21:07 |
| FilingSummary.xml | 1783 | 2020-07-24 17:21:07 |
| Financial_Report.xlsx | 5464 | 2020-07-24 17:21:07 |
| form8k.htm | 41343 | 2020-07-24 17:21:07 |
| form8k_htm.xml | 4063 | 2020-07-24 17:21:07 |
| htld-20200721.xsd | 4219 | 2020-07-24 17:21:07 |
| htld-20200721_lab.xml | 22718 | 2020-07-24 17:21:07 |
| htld-20200721_pre.xml | 16232 | 2020-07-24 17:21:07 |
| MetaLinks.json | 20951 | 2020-07-24 17:21:07 |
| R1.htm | 38627 | 2020-07-24 17:21:07 |
| report.css | 2767 | 2020-07-24 17:21:07 |
| Show.js | 1085 | 2020-07-24 17:21:07 |
 slflogo.jpg | 55100 | 2020-07-24 17:21:07 |