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|---|---|---|
 0000015847-14-000006-index-headers.html | 2014-03-17 11:10:45 | |
| 0000015847-14-000006-index.html | 2014-03-17 11:10:45 | |
| 0000015847-14-000006.txt | 2014-03-17 11:10:45 | |
 0000015847-14-000006-xbrl.zip | 54974 | 2014-03-17 11:10:45 |
| buks-20140131.xml | 109722 | 2014-03-17 11:10:45 |
| buks-20140131.xsd | 22092 | 2014-03-17 11:10:45 |
| buks-20140131_cal.xml | 18168 | 2014-03-17 11:10:45 |
| buks-20140131_def.xml | 66360 | 2014-03-17 11:10:45 |
| buks-20140131_lab.xml | 285861 | 2014-03-17 11:10:45 |
| buks-20140131_pre.xml | 162303 | 2014-03-17 11:10:45 |
| exhibit31-1.htm | 10646 | 2014-03-17 11:10:45 |
| exhibit31-2.htm | 10632 | 2014-03-17 11:10:45 |
| exhibit32-1.htm | 4753 | 2014-03-17 11:10:45 |
| exhibit32-2.htm | 4786 | 2014-03-17 11:10:45 |
| FilingSummary.xml | 11331 | 2014-03-17 11:10:45 |
| Financial_Report.xls | 99305 | 2014-03-17 11:10:45 |
| Financial_Report.xlsx | 39721 | 2014-03-17 11:10:45 |
| form10q.htm | 684238 | 2014-03-17 11:10:45 |
| R1.htm | 37261 | 2014-03-17 11:10:45 |
| R10.htm | 9068 | 2014-03-17 11:10:45 |
| R11.htm | 7209 | 2014-03-17 11:10:45 |
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| R2.htm | 171521 | 2014-03-17 11:10:45 |
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| R8.htm | 9960 | 2014-03-17 11:10:45 |
| R9.htm | 10248 | 2014-03-17 11:10:45 |
| report.css | 2740 | 2014-03-17 11:10:45 |
| Show.js | 1410 | 2014-03-17 11:10:45 |