Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-19-012940-index-headers.html | 2019-08-19 08:22:36 | |
| 0001493152-19-012940-index.html | 2019-08-19 08:22:36 | |
| 0001493152-19-012940.txt | 2019-08-19 08:22:36 | |
 0001493152-19-012940-xbrl.zip | 63309 | 2019-08-19 08:22:36 |
| ex31-1.htm | 17172 | 2019-08-19 08:22:36 |
| ex32-1.htm | 8071 | 2019-08-19 08:22:36 |
| FilingSummary.xml | 23146 | 2019-08-19 08:22:36 |
| Financial_Report.xlsx | 42513 | 2019-08-19 08:22:36 |
| form10-q.htm | 399704 | 2019-08-19 08:22:36 |
| R1.htm | 31075 | 2019-08-19 08:22:36 |
| R10.htm | 23043 | 2019-08-19 08:22:36 |
| R11.htm | 6183 | 2019-08-19 08:22:36 |
| R12.htm | 5016 | 2019-08-19 08:22:36 |
| R13.htm | 4868 | 2019-08-19 08:22:36 |
| R14.htm | 7936 | 2019-08-19 08:22:36 |
| R15.htm | 5708 | 2019-08-19 08:22:36 |
| R16.htm | 5050 | 2019-08-19 08:22:36 |
| R17.htm | 5908 | 2019-08-19 08:22:36 |
| R18.htm | 35961 | 2019-08-19 08:22:36 |
| R19.htm | 63165 | 2019-08-19 08:22:36 |
| R2.htm | 57202 | 2019-08-19 08:22:36 |
| R20.htm | 10551 | 2019-08-19 08:22:36 |
| R21.htm | 22110 | 2019-08-19 08:22:36 |
| R22.htm | 31775 | 2019-08-19 08:22:36 |
| R23.htm | 16269 | 2019-08-19 08:22:36 |
| R24.htm | 11466 | 2019-08-19 08:22:36 |
| R25.htm | 8827 | 2019-08-19 08:22:36 |
| R26.htm | 14751 | 2019-08-19 08:22:36 |
| R27.htm | 19357 | 2019-08-19 08:22:36 |
| R28.htm | 4224 | 2019-08-19 08:22:36 |
| R29.htm | 10693 | 2019-08-19 08:22:36 |
| R3.htm | 19023 | 2019-08-19 08:22:36 |
| R30.htm | 15322 | 2019-08-19 08:22:36 |
| R31.htm | 10184 | 2019-08-19 08:22:36 |
| R32.htm | 6552 | 2019-08-19 08:22:36 |
| R33.htm | 5440 | 2019-08-19 08:22:36 |
| R34.htm | 15694 | 2019-08-19 08:22:36 |
| R35.htm | 13092 | 2019-08-19 08:22:36 |
| R36.htm | 13095 | 2019-08-19 08:22:36 |
| R37.htm | 12498 | 2019-08-19 08:22:36 |
| R4.htm | 56097 | 2019-08-19 08:22:36 |
| R5.htm | 32886 | 2019-08-19 08:22:36 |
| R6.htm | 70953 | 2019-08-19 08:22:36 |
| R7.htm | 33202 | 2019-08-19 08:22:36 |
| R8.htm | 8822 | 2019-08-19 08:22:36 |
| R9.htm | 6125 | 2019-08-19 08:22:36 |
| report.css | 2767 | 2019-08-19 08:22:36 |
| Show.js | 1085 | 2019-08-19 08:22:36 |
| vsym-20190630.xml | 324083 | 2019-08-19 08:22:36 |
| vsym-20190630.xsd | 25504 | 2019-08-19 08:22:36 |
| vsym-20190630_cal.xml | 40419 | 2019-08-19 08:22:36 |
| vsym-20190630_def.xml | 90931 | 2019-08-19 08:22:36 |
| vsym-20190630_lab.xml | 181685 | 2019-08-19 08:22:36 |
| vsym-20190630_pre.xml | 153493 | 2019-08-19 08:22:36 |