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|---|---|---|
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| 0001140361-18-042823-index.html | 2018-11-09 13:08:06 | |
| 0001140361-18-042823.txt | 2018-11-09 13:08:06 | |
 0001140361-18-042823-xbrl.zip | 150178 | 2018-11-09 13:08:06 |
| bstc-20180930.xml | 1350358 | 2018-11-09 13:08:06 |
| bstc-20180930.xsd | 34827 | 2018-11-09 13:08:06 |
| bstc-20180930_cal.xml | 41127 | 2018-11-09 13:08:06 |
| bstc-20180930_def.xml | 226430 | 2018-11-09 13:08:06 |
| bstc-20180930_lab.xml | 511275 | 2018-11-09 13:08:06 |
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| ex32.htm | 6581 | 2018-11-09 13:08:06 |
| FilingSummary.xml | 23635 | 2018-11-09 13:08:06 |
| Financial_Report.xlsx | 65184 | 2018-11-09 13:08:06 |
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| R1.htm | 25727 | 2018-11-09 13:08:06 |
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| R9.htm | 12956 | 2018-11-09 13:08:06 |
| report.css | 2767 | 2018-11-09 13:08:06 |
| Show.js | 1085 | 2018-11-09 13:08:06 |