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| 0000014693-19-000014-index.html | 2019-03-06 17:02:14 | |
| 0000014693-19-000014.txt | 2019-03-06 17:02:14 | |
 0000014693-19-000014-xbrl.zip | 212553 | 2019-03-06 17:02:14 |
| bfb-1312019x10qjanuary.htm | 1657784 | 2019-03-06 17:02:14 |
| bfb-1312019xex311january.htm | 15082 | 2019-03-06 17:02:14 |
| bfb-1312019xex312january.htm | 15115 | 2019-03-06 17:02:14 |
| bfb-1312019xex32january.htm | 13744 | 2019-03-06 17:02:14 |
| bfb-20190131.xml | 2445863 | 2019-03-06 17:02:14 |
| bfb-20190131.xsd | 45220 | 2019-03-06 17:02:14 |
| bfb-20190131_cal.xml | 88573 | 2019-03-06 17:02:14 |
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| FilingSummary.xml | 31360 | 2019-03-06 17:02:14 |
| Financial_Report.xlsx | 65527 | 2019-03-06 17:02:14 |
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| report.css | 2767 | 2019-03-06 17:02:14 |
| Show.js | 1085 | 2019-03-06 17:02:14 |