Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-19-076502-index-headers.html | 2019-12-27 17:15:33 | |
| 0001104659-19-076502-index.html | 2019-12-27 17:15:33 | |
| 0001104659-19-076502.txt | 2019-12-27 17:15:33 | |
 0001104659-19-076502-xbrl.zip | 11074 | 2019-12-27 17:15:33 |
| FilingSummary.xml | 1602 | 2019-12-27 17:15:33 |
| Financial_Report.xlsx | 5782 | 2019-12-27 17:15:33 |
| MetaLinks.json | 38504 | 2019-12-27 17:15:33 |
| R1.htm | 38614 | 2019-12-27 17:15:33 |
| report.css | 2767 | 2019-12-27 17:15:33 |
| Show.js | 1084 | 2019-12-27 17:15:33 |
| tm1927489-1_8k.htm | 25077 | 2019-12-27 17:15:33 |
| tm1927489-1_8k_htm.xml | 3499 | 2019-12-27 17:15:33 |
| virt-20191220.xsd | 3177 | 2019-12-27 17:15:33 |
| virt-20191220_lab.xml | 34591 | 2019-12-27 17:15:33 |
| virt-20191220_pre.xml | 22704 | 2019-12-27 17:15:33 |