Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000863436-15-000026-index-headers.html | 2015-08-06 18:29:47 | |
| 0000863436-15-000026-index.html | 2015-08-06 18:29:47 | |
| 0000863436-15-000026.txt | 2015-08-06 18:29:47 | |
 0000863436-15-000026-xbrl.zip | 119451 | 2015-08-06 18:29:47 |
| bhe-20150630.xml | 1089453 | 2015-08-06 18:29:47 |
| bhe-20150630.xsd | 35817 | 2015-08-06 18:29:47 |
| bhe-20150630_cal.xml | 65370 | 2015-08-06 18:29:47 |
| bhe-20150630_def.xml | 165091 | 2015-08-06 18:29:47 |
| bhe-20150630_lab.xml | 523967 | 2015-08-06 18:29:47 |
| bhe-20150630_pre.xml | 355519 | 2015-08-06 18:29:47 |
| bhe10q.htm | 1415916 | 2015-08-06 18:29:47 |
| ex31_1.htm | 13821 | 2015-08-06 18:29:47 |
| ex31_2.htm | 14136 | 2015-08-06 18:29:47 |
| ex32_1.htm | 6063 | 2015-08-06 18:29:47 |
| ex32_2.htm | 6188 | 2015-08-06 18:29:47 |
| FilingSummary.xml | 30682 | 2015-08-06 18:29:47 |
| Financial_Report.xlsx | 57128 | 2015-08-06 18:29:47 |
| R1.htm | 27474 | 2015-08-06 18:29:47 |
| R10.htm | 51207 | 2015-08-06 18:29:47 |
| R11.htm | 44364 | 2015-08-06 18:29:47 |
| R12.htm | 11695 | 2015-08-06 18:29:47 |
| R13.htm | 12926 | 2015-08-06 18:29:47 |
| R14.htm | 31512 | 2015-08-06 18:29:47 |
| R15.htm | 110282 | 2015-08-06 18:29:47 |
| R16.htm | 16739 | 2015-08-06 18:29:47 |
| R17.htm | 6771 | 2015-08-06 18:29:47 |
| R18.htm | 13885 | 2015-08-06 18:29:47 |
| R19.htm | 26374 | 2015-08-06 18:29:47 |
| R2.htm | 94683 | 2015-08-06 18:29:47 |
| R20.htm | 11249 | 2015-08-06 18:29:47 |
| R21.htm | 36053 | 2015-08-06 18:29:47 |
| R22.htm | 103682 | 2015-08-06 18:29:47 |
| R23.htm | 46186 | 2015-08-06 18:29:47 |
| R24.htm | 43539 | 2015-08-06 18:29:47 |
| R25.htm | 12132 | 2015-08-06 18:29:47 |
| R26.htm | 24892 | 2015-08-06 18:29:47 |
| R27.htm | 107954 | 2015-08-06 18:29:47 |
| R28.htm | 15342 | 2015-08-06 18:29:47 |
| R29.htm | 23629 | 2015-08-06 18:29:47 |
| R3.htm | 25952 | 2015-08-06 18:29:47 |
| R30.htm | 31780 | 2015-08-06 18:29:47 |
| R31.htm | 37300 | 2015-08-06 18:29:47 |
| R32.htm | 15916 | 2015-08-06 18:29:47 |
| R33.htm | 15529 | 2015-08-06 18:29:47 |
| R34.htm | 34777 | 2015-08-06 18:29:47 |
| R35.htm | 34170 | 2015-08-06 18:29:47 |
| R36.htm | 31942 | 2015-08-06 18:29:47 |
| R37.htm | 9463 | 2015-08-06 18:29:47 |
| R38.htm | 9318 | 2015-08-06 18:29:47 |
| R39.htm | 17381 | 2015-08-06 18:29:47 |
| R4.htm | 53348 | 2015-08-06 18:29:47 |
| R40.htm | 13961 | 2015-08-06 18:29:47 |
| R41.htm | 37776 | 2015-08-06 18:29:47 |
| R42.htm | 12282 | 2015-08-06 18:29:47 |
| R43.htm | 21562 | 2015-08-06 18:29:47 |
| R44.htm | 20207 | 2015-08-06 18:29:47 |
| R45.htm | 8347 | 2015-08-06 18:29:47 |
| R46.htm | 37909 | 2015-08-06 18:29:47 |
| R47.htm | 19096 | 2015-08-06 18:29:47 |
| R48.htm | 6997 | 2015-08-06 18:29:47 |
| R49.htm | 23649 | 2015-08-06 18:29:47 |
| R5.htm | 21945 | 2015-08-06 18:29:47 |
| R50.htm | 4639 | 2015-08-06 18:29:47 |
| R51.htm | 26981 | 2015-08-06 18:29:47 |
| R6.htm | 45267 | 2015-08-06 18:29:47 |
| R7.htm | 89133 | 2015-08-06 18:29:47 |
| R8.htm | 10954 | 2015-08-06 18:29:47 |
| R9.htm | 112141 | 2015-08-06 18:29:47 |
| report.css | 2767 | 2015-08-06 18:29:47 |
| Show.js | 1410 | 2015-08-06 18:29:47 |