Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-22-023523-index-headers.html | 2022-08-19 08:00:27 | |
| 0001493152-22-023523-index.html | 2022-08-19 08:00:27 | |
| 0001493152-22-023523.txt | 2022-08-19 08:00:27 | |
 0001493152-22-023523-xbrl.zip | 22880 | 2022-08-19 08:00:27 |
| ex99-1.htm | 156612 | 2022-08-19 08:00:27 |
 ex99-1_001.jpg | 7258 | 2022-08-19 08:00:27 |
| FilingSummary.xml | 1612 | 2022-08-19 08:00:27 |
| Financial_Report.xlsx | 5776 | 2022-08-19 08:00:27 |
| form8-k.htm | 41110 | 2022-08-19 08:00:27 |
| form8-k_htm.xml | 3750 | 2022-08-19 08:00:27 |
| MetaLinks.json | 38250 | 2022-08-19 08:00:27 |
| R1.htm | 41455 | 2022-08-19 08:00:27 |
| report.css | 2767 | 2022-08-19 08:00:27 |
| Show.js | 1085 | 2022-08-19 08:00:27 |
| vtsi-20220816.xsd | 2953 | 2022-08-19 08:00:27 |
| vtsi-20220816_lab.xml | 34916 | 2022-08-19 08:00:27 |
| vtsi-20220816_pre.xml | 22785 | 2022-08-19 08:00:27 |