Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000059255-24-000049-index-headers.html | 2024-07-17 16:18:48 | |
| 0000059255-24-000049-index.html | 2024-07-17 16:18:48 | |
| 0000059255-24-000049.txt | 2024-07-17 16:18:48 | |
 0000059255-24-000049-xbrl.zip | 10016 | 2024-07-17 16:18:48 |
| FilingSummary.xml | 1703 | 2024-07-17 16:18:48 |
| Financial_Report.xlsx | 5697 | 2024-07-17 16:18:48 |
| MetaLinks.json | 17022 | 2024-07-17 16:18:48 |
| R1.htm | 39619 | 2024-07-17 16:18:48 |
| report.css | 2766 | 2024-07-17 16:18:48 |
| Show.js | 1084 | 2024-07-17 16:18:48 |
| vhl-20240716.xsd | 3396 | 2024-07-17 16:18:48 |
| vhl-20240716x8k.htm | 46287 | 2024-07-17 16:18:48 |
| vhl-20240716x8k_htm.xml | 4826 | 2024-07-17 16:18:48 |
| vhl-20240716_lab.xml | 15926 | 2024-07-17 16:18:48 |
| vhl-20240716_pre.xml | 10317 | 2024-07-17 16:18:48 |