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|---|---|---|
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| 0000015847-14-000010-index.html | 2014-03-17 16:45:15 | |
| 0000015847-14-000010.txt | 2014-03-17 16:45:15 | |
 0000015847-14-000010-xbrl.zip | 54909 | 2014-03-17 16:45:15 |
| buks-20140131.xml | 109792 | 2014-03-17 16:45:15 |
| buks-20140131.xsd | 22092 | 2014-03-17 16:45:15 |
| buks-20140131_cal.xml | 18168 | 2014-03-17 16:45:15 |
| buks-20140131_def.xml | 66360 | 2014-03-17 16:45:15 |
| buks-20140131_lab.xml | 285861 | 2014-03-17 16:45:15 |
| buks-20140131_pre.xml | 162303 | 2014-03-17 16:45:15 |
| exhibit31-1.htm | 10646 | 2014-03-17 16:45:15 |
| exhibit31-2.htm | 10632 | 2014-03-17 16:45:15 |
| exhibit32-1.htm | 4753 | 2014-03-17 16:45:15 |
| exhibit32-2.htm | 4786 | 2014-03-17 16:45:15 |
| FilingSummary.xml | 11331 | 2014-03-17 16:45:15 |
| Financial_Report.xls | 99375 | 2014-03-17 16:45:15 |
| Financial_Report.xlsx | 39723 | 2014-03-17 16:45:15 |
| form10q.htm | 679462 | 2014-03-17 16:45:15 |
| R1.htm | 37261 | 2014-03-17 16:45:15 |
| R10.htm | 9074 | 2014-03-17 16:45:15 |
| R11.htm | 7211 | 2014-03-17 16:45:15 |
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| R17.htm | 29691 | 2014-03-17 16:45:15 |
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| R2.htm | 171521 | 2014-03-17 16:45:15 |
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| R22.htm | 6818 | 2014-03-17 16:45:15 |
| R3.htm | 65047 | 2014-03-17 16:45:15 |
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| R7.htm | 7854 | 2014-03-17 16:45:15 |
| R8.htm | 9964 | 2014-03-17 16:45:15 |
| R9.htm | 10276 | 2014-03-17 16:45:15 |
| report.css | 2740 | 2014-03-17 16:45:15 |
| Show.js | 1410 | 2014-03-17 16:45:15 |