Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-20-122134-index-headers.html | 2020-11-06 07:00:43 | |
| 0001104659-20-122134-index.html | 2020-11-06 07:00:43 | |
| 0001104659-20-122134.txt | 2020-11-06 07:00:43 | |
 0001104659-20-122134-xbrl.zip | 32596 | 2020-11-06 07:00:43 |
| FilingSummary.xml | 1637 | 2020-11-06 07:00:43 |
| Financial_Report.xlsx | 5448 | 2020-11-06 07:00:43 |
| MetaLinks.json | 38462 | 2020-11-06 07:00:43 |
| R1.htm | 38614 | 2020-11-06 07:00:43 |
| report.css | 2767 | 2020-11-06 07:00:43 |
| Show.js | 1085 | 2020-11-06 07:00:43 |
| tm2034848d1_8k.htm | 27403 | 2020-11-06 07:00:43 |
| tm2034848d1_8k_htm.xml | 3499 | 2020-11-06 07:00:43 |
| tm2034848d1_ex99-1.htm | 336341 | 2020-11-06 07:00:43 |
 tm2034848d1_ex99-1img01.jpg | 16857 | 2020-11-06 07:00:43 |
| virt-20201106.xsd | 3177 | 2020-11-06 07:00:43 |
| virt-20201106_lab.xml | 34591 | 2020-11-06 07:00:43 |
| virt-20201106_pre.xml | 22704 | 2020-11-06 07:00:43 |