Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001213900-21-068155-index-headers.html | 2021-12-30 16:44:03 | |
| 0001213900-21-068155-index.html | 2021-12-30 16:44:03 | |
| 0001213900-21-068155.txt | 2021-12-30 16:44:03 | |
 0001213900-21-068155-xbrl.zip | 21109 | 2021-12-30 16:44:03 |
| athn-20211230.xsd | 3850 | 2021-12-30 16:44:03 |
| athn-20211230_def.xml | 28633 | 2021-12-30 16:44:03 |
| athn-20211230_lab.xml | 38295 | 2021-12-30 16:44:03 |
| athn-20211230_pre.xml | 26839 | 2021-12-30 16:44:03 |
| ea153235-8k425_heliogen.htm | 32427 | 2021-12-30 16:44:03 |
| ea153235-8k425_heliogen_htm.xml | 6876 | 2021-12-30 16:44:03 |
| ea153235ex99-1_heliogen.htm | 24932 | 2021-12-30 16:44:03 |
| FilingSummary.xml | 1775 | 2021-12-30 16:44:03 |
| Financial_Report.xlsx | 5986 | 2021-12-30 16:44:03 |
| MetaLinks.json | 42456 | 2021-12-30 16:44:03 |
| R1.htm | 49160 | 2021-12-30 16:44:03 |
| report.css | 2767 | 2021-12-30 16:44:03 |
| Show.js | 1085 | 2021-12-30 16:44:03 |