Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-11-134016-index-headers.html | 2011-05-10 14:42:55 | |
| 0001193125-11-134016-index.html | 2011-05-10 14:42:55 | |
| 0001193125-11-134016.txt | 2011-05-10 14:42:55 | |
 0001193125-11-134016-xbrl.zip | 53150 | 2011-05-10 14:42:55 |
| bec-20110331.xml | 401463 | 2011-05-10 14:42:55 |
| bec-20110331.xsd | 16242 | 2011-05-10 14:42:55 |
| bec-20110331_cal.xml | 44311 | 2011-05-10 14:42:55 |
| bec-20110331_lab.xml | 140934 | 2011-05-10 14:42:55 |
| bec-20110331_pre.xml | 87387 | 2011-05-10 14:42:55 |
| d10q.htm | 649116 | 2011-05-10 14:42:55 |
| defnref.xml | 28687 | 2011-05-10 14:42:55 |
| dex151.htm | 3924 | 2011-05-10 14:42:55 |
| dex152.htm | 2320 | 2011-05-10 14:42:55 |
| dex31.htm | 12840 | 2011-05-10 14:42:55 |
| dex32.htm | 6734 | 2011-05-10 14:42:55 |
| FilingSummary.xml | 10575 | 2011-05-10 14:42:55 |
| Financial_Report.xls | 348070 | 2011-05-10 14:42:55 |
| R1.xml | 32983 | 2011-05-10 14:42:55 |
| R10.xml | 44206 | 2011-05-10 14:42:55 |
| R11.xml | 36316 | 2011-05-10 14:42:55 |
| R12.xml | 31169 | 2011-05-10 14:42:55 |
| R13.xml | 7535 | 2011-05-10 14:42:55 |
| R14.xml | 21230 | 2011-05-10 14:42:55 |
| R15.xml | 81017 | 2011-05-10 14:42:55 |
| R16.xml | 10567 | 2011-05-10 14:42:55 |
| R17.xml | 42440 | 2011-05-10 14:42:55 |
| R18.xml | 25455 | 2011-05-10 14:42:55 |
| R19.xml | 67135 | 2011-05-10 14:42:55 |
| R2.xml | 119838 | 2011-05-10 14:42:55 |
| R3.xml | 30799 | 2011-05-10 14:42:55 |
| R4.xml | 76527 | 2011-05-10 14:42:55 |
| R5.xml | 110318 | 2011-05-10 14:42:55 |
| R6.xml | 18384 | 2011-05-10 14:42:55 |
| R7.xml | 19371 | 2011-05-10 14:42:55 |
| R8.xml | 18611 | 2011-05-10 14:42:55 |
| R9.xml | 45028 | 2011-05-10 14:42:55 |