Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001840292-23-000019-index-headers.html | 2023-05-09 16:16:58 | |
| 0001840292-23-000019-index.html | 2023-05-09 16:16:58 | |
| 0001840292-23-000019.txt | 2023-05-09 16:16:58 | |
 0001840292-23-000019-xbrl.zip | 23286 | 2023-05-09 16:16:58 |
| ex991-q12023earningsrelease.htm | 96297 | 2023-05-09 16:16:58 |
| FilingSummary.xml | 1684 | 2023-05-09 16:16:58 |
| Financial_Report.xlsx | 5953 | 2023-05-09 16:16:58 |
| hlg-20230509.htm | 39968 | 2023-05-09 16:16:58 |
| hlg-20230509.xsd | 2752 | 2023-05-09 16:16:58 |
| hlg-20230509_def.xml | 17086 | 2023-05-09 16:16:58 |
| hlg-20230509_htm.xml | 15942 | 2023-05-09 16:16:58 |
| hlg-20230509_lab.xml | 33268 | 2023-05-09 16:16:58 |
| hlg-20230509_pre.xml | 17897 | 2023-05-09 16:16:58 |
| MetaLinks.json | 22462 | 2023-05-09 16:16:58 |
| R1.htm | 47655 | 2023-05-09 16:16:58 |
| report.css | 2767 | 2023-05-09 16:16:58 |
| Show.js | 1085 | 2023-05-09 16:16:58 |