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| 0001477932-17-004166-index.html | 2017-08-23 12:46:01 | |
| 0001477932-17-004166.txt | 2017-08-23 12:46:01 | |
 0001477932-17-004166-xbrl.zip | 122326 | 2017-08-23 12:46:01 |
| bvtk-20160930.xml | 826617 | 2017-08-23 12:46:01 |
| bvtk-20160930.xsd | 61231 | 2017-08-23 12:46:01 |
| bvtk-20160930_cal.xml | 45823 | 2017-08-23 12:46:01 |
| bvtk-20160930_def.xml | 237913 | 2017-08-23 12:46:01 |
| bvtk-20160930_lab.xml | 291420 | 2017-08-23 12:46:01 |
| bvtk-20160930_pre.xml | 293832 | 2017-08-23 12:46:01 |
| bvtk_10q.htm | 393228 | 2017-08-23 12:46:01 |
| bvtk_ex311.htm | 7904 | 2017-08-23 12:46:01 |
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| bvtk_ex321.htm | 2703 | 2017-08-23 12:46:01 |
| bvtk_ex322.htm | 2676 | 2017-08-23 12:46:01 |
| FilingSummary.xml | 25262 | 2017-08-23 12:46:01 |
| Financial_Report.xlsx | 78123 | 2017-08-23 12:46:01 |
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| report.css | 2767 | 2017-08-23 12:46:01 |
| Show.js | 1410 | 2017-08-23 12:46:01 |