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| 0001415889-16-007413-index.html | 2016-11-14 18:21:25 | |
| 0001415889-16-007413.txt | 2016-11-14 18:21:25 | |
 0001415889-16-007413-xbrl.zip | 78345 | 2016-11-14 18:21:25 |
| ex10-1.htm | 34122 | 2016-11-14 18:21:25 |
| ex10-2.htm | 63587 | 2016-11-14 18:21:25 |
| ex31-1.htm | 14126 | 2016-11-14 18:21:25 |
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| ex32.htm | 6978 | 2016-11-14 18:21:25 |
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| Financial_Report.xlsx | 43889 | 2016-11-14 18:21:25 |
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| R8.htm | 63493 | 2016-11-14 18:21:25 |
| R9.htm | 10971 | 2016-11-14 18:21:25 |
| report.css | 2767 | 2016-11-14 18:21:25 |
| Show.js | 1410 | 2016-11-14 18:21:25 |
| vsta-20160930.xml | 508940 | 2016-11-14 18:21:25 |
| vsta-20160930.xsd | 41368 | 2016-11-14 18:21:25 |
| vsta-20160930_cal.xml | 41822 | 2016-11-14 18:21:25 |
| vsta-20160930_def.xml | 109560 | 2016-11-14 18:21:25 |
| vsta-20160930_lab.xml | 191959 | 2016-11-14 18:21:25 |
| vsta-20160930_pre.xml | 169795 | 2016-11-14 18:21:25 |
| vtgn10q_sep302016.htm | 1396768 | 2016-11-14 18:21:25 |