Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000799233-26-000045-index-headers.html | 2026-10-21 15:32:27 | |
| 0000799233-26-000045-index.html | 2026-10-21 15:32:27 | |
| 0000799233-26-000045.txt | 2026-10-21 15:32:27 | |
 0000799233-26-000045-xbrl.zip | 20088 | 2026-10-21 15:32:27 |
| FilingSummary.xml | 1630 | 2026-10-21 15:32:27 |
| htld-20261020.htm | 28039 | 2026-10-21 15:32:27 |
| htld-20261020.xsd | 1809 | 2026-10-21 15:32:27 |
| htld-20261020_htm.xml | 3380 | 2026-10-21 15:32:27 |
| htld-20261020_lab.xml | 21629 | 2026-10-21 15:32:27 |
| htld-20261020_pre.xml | 12526 | 2026-10-21 15:32:27 |
| htld2026q3earningsrelease.htm | 211764 | 2026-10-21 15:32:27 |
| MetaLinks.json | 17095 | 2026-10-21 15:32:27 |
| R1.htm | 38062 | 2026-10-21 15:32:27 |
| report.css | 2766 | 2026-10-21 15:32:27 |
| Show.js | 1084 | 2026-10-21 15:32:27 |