Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-22-016380-index-headers.html | 2022-06-10 08:00:16 | |
| 0001493152-22-016380-index.html | 2022-06-10 08:00:16 | |
| 0001493152-22-016380.txt | 2022-06-10 08:00:16 | |
 0001493152-22-016380-xbrl.zip | 16163 | 2022-06-10 08:00:16 |
| ex99-1.htm | 10382 | 2022-06-10 08:00:16 |
 ex99-1_001.jpg | 2899 | 2022-06-10 08:00:16 |
| FilingSummary.xml | 1649 | 2022-06-10 08:00:16 |
| Financial_Report.xlsx | 5823 | 2022-06-10 08:00:16 |
| form8-k.htm | 41862 | 2022-06-10 08:00:16 |
| form8-k_htm.xml | 4689 | 2022-06-10 08:00:16 |
| MetaLinks.json | 40551 | 2022-06-10 08:00:16 |
| R1.htm | 43441 | 2022-06-10 08:00:16 |
| report.css | 2767 | 2022-06-10 08:00:16 |
| Show.js | 1085 | 2022-06-10 08:00:16 |
| vtsi-20220610.xsd | 3191 | 2022-06-10 08:00:16 |
| vtsi-20220610_def.xml | 26186 | 2022-06-10 08:00:16 |
| vtsi-20220610_lab.xml | 35952 | 2022-06-10 08:00:16 |
| vtsi-20220610_pre.xml | 24844 | 2022-06-10 08:00:16 |