Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000863436-14-000028-index-headers.html | 2014-08-06 15:19:27 | |
| 0000863436-14-000028-index.html | 2014-08-06 15:19:27 | |
| 0000863436-14-000028.txt | 2014-08-06 15:19:27 | |
 0000863436-14-000028-xbrl.zip | 139217 | 2014-08-06 15:19:27 |
| 10q.htm | 1429700 | 2014-08-06 15:19:27 |
| bhe-20140630.xml | 1122214 | 2014-08-06 15:19:27 |
| bhe-20140630.xsd | 46153 | 2014-08-06 15:19:27 |
| bhe-20140630_cal.xml | 67021 | 2014-08-06 15:19:27 |
| bhe-20140630_def.xml | 218633 | 2014-08-06 15:19:27 |
| bhe-20140630_lab.xml | 630525 | 2014-08-06 15:19:27 |
| bhe-20140630_pre.xml | 427190 | 2014-08-06 15:19:27 |
| Ex10.1.htm | 86653 | 2014-08-06 15:19:27 |
| Ex31.1.htm | 13357 | 2014-08-06 15:19:27 |
| Ex31.2.htm | 13328 | 2014-08-06 15:19:27 |
| Ex32.1.htm | 6045 | 2014-08-06 15:19:27 |
| Ex32.2.htm | 6006 | 2014-08-06 15:19:27 |
| FilingSummary.xml | 29533 | 2014-08-06 15:19:27 |
| Financial_Report.xls | 980313 | 2014-08-06 15:19:27 |
| Financial_Report.xlsx | 130545 | 2014-08-06 15:19:27 |
| R1.htm | 33889 | 2014-08-06 15:19:27 |
| R10.htm | 42955 | 2014-08-06 15:19:27 |
| R11.htm | 43925 | 2014-08-06 15:19:27 |
| R12.htm | 12289 | 2014-08-06 15:19:27 |
| R13.htm | 13178 | 2014-08-06 15:19:27 |
| R14.htm | 34878 | 2014-08-06 15:19:27 |
| R15.htm | 98217 | 2014-08-06 15:19:27 |
| R16.htm | 16408 | 2014-08-06 15:19:27 |
| R17.htm | 7196 | 2014-08-06 15:19:27 |
| R18.htm | 12314 | 2014-08-06 15:19:27 |
| R19.htm | 43273 | 2014-08-06 15:19:27 |
| R2.htm | 117739 | 2014-08-06 15:19:27 |
| R20.htm | 21994 | 2014-08-06 15:19:27 |
| R21.htm | 9308 | 2014-08-06 15:19:27 |
| R22.htm | 30690 | 2014-08-06 15:19:27 |
| R23.htm | 40460 | 2014-08-06 15:19:27 |
| R24.htm | 92373 | 2014-08-06 15:19:27 |
| R25.htm | 37580 | 2014-08-06 15:19:27 |
| R26.htm | 42137 | 2014-08-06 15:19:27 |
| R27.htm | 12141 | 2014-08-06 15:19:27 |
| R28.htm | 24656 | 2014-08-06 15:19:27 |
| R29.htm | 96918 | 2014-08-06 15:19:27 |
| R3.htm | 33333 | 2014-08-06 15:19:27 |
| R30.htm | 13277 | 2014-08-06 15:19:27 |
| R31.htm | 40075 | 2014-08-06 15:19:27 |
| R32.htm | 14122 | 2014-08-06 15:19:27 |
| R33.htm | 26535 | 2014-08-06 15:19:27 |
| R34.htm | 30435 | 2014-08-06 15:19:27 |
| R35.htm | 35984 | 2014-08-06 15:19:27 |
| R36.htm | 13187 | 2014-08-06 15:19:27 |
| R37.htm | 18625 | 2014-08-06 15:19:27 |
| R38.htm | 46716 | 2014-08-06 15:19:27 |
| R39.htm | 38127 | 2014-08-06 15:19:27 |
| R4.htm | 65119 | 2014-08-06 15:19:27 |
| R40.htm | 33539 | 2014-08-06 15:19:27 |
| R41.htm | 11792 | 2014-08-06 15:19:27 |
| R42.htm | 9443 | 2014-08-06 15:19:27 |
| R43.htm | 16074 | 2014-08-06 15:19:27 |
| R44.htm | 16298 | 2014-08-06 15:19:27 |
| R45.htm | 33316 | 2014-08-06 15:19:27 |
| R46.htm | 14497 | 2014-08-06 15:19:27 |
| R47.htm | 31595 | 2014-08-06 15:19:27 |
| R48.htm | 22411 | 2014-08-06 15:19:27 |
| R49.htm | 5938 | 2014-08-06 15:19:27 |
| R5.htm | 25832 | 2014-08-06 15:19:27 |
| R50.htm | 34904 | 2014-08-06 15:19:27 |
| R51.htm | 17019 | 2014-08-06 15:19:27 |
| R52.htm | 8562 | 2014-08-06 15:19:27 |
| R53.htm | 10813 | 2014-08-06 15:19:27 |
| R54.htm | 37734 | 2014-08-06 15:19:27 |
| R55.htm | 13669 | 2014-08-06 15:19:27 |
| R56.htm | 14624 | 2014-08-06 15:19:27 |
| R57.htm | 3512 | 2014-08-06 15:19:27 |
| R58.htm | 26895 | 2014-08-06 15:19:27 |
| R59.htm | 15039 | 2014-08-06 15:19:27 |
| R6.htm | 48259 | 2014-08-06 15:19:27 |
| R60.htm | 61398 | 2014-08-06 15:19:27 |
| R7.htm | 106762 | 2014-08-06 15:19:27 |
| R8.htm | 11189 | 2014-08-06 15:19:27 |
| R9.htm | 101188 | 2014-08-06 15:19:27 |
| report.css | 2740 | 2014-08-06 15:19:27 |
| Show.js | 1410 | 2014-08-06 15:19:27 |