Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000863436-20-000010-index-headers.html | 2020-03-16 18:33:38 | |
| 0000863436-20-000010-index.html | 2020-03-16 18:33:38 | |
| 0000863436-20-000010.txt | 2020-03-16 18:33:38 | |
 0000863436-20-000010-xbrl.zip | 12893 | 2020-03-16 18:33:38 |
| bhe-20200316.htm | 36771 | 2020-03-16 18:33:38 |
| bhe-20200316.xsd | 2108 | 2020-03-16 18:33:38 |
| bhe-20200316_htm.xml | 3998 | 2020-03-16 18:33:38 |
| bhe-20200316_lab.xml | 61177 | 2020-03-16 18:33:38 |
| bhe-20200316_pre.xml | 12816 | 2020-03-16 18:33:38 |
| ex99_1.htm | 6632 | 2020-03-16 18:33:38 |
| FilingSummary.xml | 1689 | 2020-03-16 18:33:38 |
| Financial_Report.xlsx | 5807 | 2020-03-16 18:33:38 |
| MetaLinks.json | 17009 | 2020-03-16 18:33:38 |
| R1.htm | 38627 | 2020-03-16 18:33:38 |
| report.css | 2766 | 2020-03-16 18:33:38 |
| Show.js | 1085 | 2020-03-16 18:33:38 |