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| 0001437749-20-015784-index.html | 2020-07-27 16:32:01 | |
| 0001437749-20-015784.txt | 2020-07-27 16:32:01 | |
 0001437749-20-015784-xbrl.zip | 192514 | 2020-07-27 16:32:01 |
| bctf-20200630.xml | 3117081 | 2020-07-27 16:32:01 |
| bctf-20200630.xsd | 60071 | 2020-07-27 16:32:01 |
| bctf-20200630_cal.xml | 59378 | 2020-07-27 16:32:01 |
| bctf-20200630_def.xml | 453678 | 2020-07-27 16:32:01 |
| bctf-20200630_lab.xml | 420519 | 2020-07-27 16:32:01 |
| bctf-20200630_pre.xml | 491367 | 2020-07-27 16:32:01 |
| bctf20200630_10q.htm | 2143069 | 2020-07-27 16:32:01 |
| ex_188358.htm | 15829 | 2020-07-27 16:32:01 |
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| ex_188360.htm | 11225 | 2020-07-27 16:32:01 |
| ex_194403.htm | 15832 | 2020-07-27 16:32:01 |
| FilingSummary.xml | 37944 | 2020-07-27 16:32:01 |
| Financial_Report.xlsx | 83192 | 2020-07-27 16:32:01 |
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| report.css | 2767 | 2020-07-27 16:32:01 |
| Show.js | 1085 | 2020-07-27 16:32:01 |