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| 0001445831-18-000006-index.html | 2018-04-17 11:54:24 | |
| 0001445831-18-000006.txt | 2018-04-17 11:54:24 | |
 0001445831-18-000006-xbrl.zip | 60861 | 2018-04-17 11:54:24 |
| FilingSummary.xml | 22932 | 2018-04-17 11:54:24 |
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| R9.htm | 6647 | 2018-04-17 11:54:24 |
| report.css | 2767 | 2018-04-17 11:54:24 |
| Show.js | 1410 | 2018-04-17 11:54:24 |
| vsym-20171231.xml | 342357 | 2018-04-17 11:54:24 |
| vsym-20171231.xsd | 25073 | 2018-04-17 11:54:24 |
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| vsym-20171231_lab.xml | 192982 | 2018-04-17 11:54:24 |
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| vsym10k-2017.htm | 823171 | 2018-04-17 11:54:24 |
| vsym10k_31-2017.htm | 19228 | 2018-04-17 11:54:24 |
| vsym10k_32-2017.htm | 9256 | 2018-04-17 11:54:24 |