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| 0000014693-18-000016-index.html | 2018-03-07 16:52:40 | |
| 0000014693-18-000016.txt | 2018-03-07 16:52:40 | |
 0000014693-18-000016-xbrl.zip | 168971 | 2018-03-07 16:52:40 |
| bfb-1312018x10qjanuary.htm | 1208727 | 2018-03-07 16:52:40 |
| bfb-1312018xex311january.htm | 15104 | 2018-03-07 16:52:40 |
| bfb-1312018xex312january.htm | 15115 | 2018-03-07 16:52:40 |
| bfb-1312018xex32january.htm | 13764 | 2018-03-07 16:52:40 |
| bfb-20180131.xml | 1505847 | 2018-03-07 16:52:40 |
| bfb-20180131.xsd | 40889 | 2018-03-07 16:52:40 |
| bfb-20180131_cal.xml | 75352 | 2018-03-07 16:52:40 |
| bfb-20180131_def.xml | 222414 | 2018-03-07 16:52:40 |
| bfb-20180131_lab.xml | 520111 | 2018-03-07 16:52:40 |
| bfb-20180131_pre.xml | 318665 | 2018-03-07 16:52:40 |
| FilingSummary.xml | 29113 | 2018-03-07 16:52:40 |
| Financial_Report.xlsx | 55745 | 2018-03-07 16:52:40 |
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| R30.htm | 20207 | 2018-03-07 16:52:40 |
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| report.css | 2767 | 2018-03-07 16:52:40 |
| Show.js | 1410 | 2018-03-07 16:52:40 |