Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000863436-20-000004-index-headers.html | 2020-02-05 20:08:36 | |
| 0000863436-20-000004-index.html | 2020-02-05 20:08:36 | |
| 0000863436-20-000004.txt | 2020-02-05 20:08:36 | |
 0000863436-20-000004-xbrl.zip | 13775 | 2020-02-05 20:08:36 |
| bhe-20200203.htm | 39470 | 2020-02-05 20:08:36 |
| bhe-20200203.xsd | 2108 | 2020-02-05 20:08:36 |
| bhe-20200203_htm.xml | 3998 | 2020-02-05 20:08:36 |
| bhe-20200203_lab.xml | 61177 | 2020-02-05 20:08:36 |
| bhe-20200203_pre.xml | 12816 | 2020-02-05 20:08:36 |
| ex99_1.htm | 9422 | 2020-02-05 20:08:36 |
| FilingSummary.xml | 1694 | 2020-02-05 20:08:36 |
| Financial_Report.xlsx | 5808 | 2020-02-05 20:08:36 |
| MetaLinks.json | 17009 | 2020-02-05 20:08:36 |
| R1.htm | 38634 | 2020-02-05 20:08:36 |
| report.css | 2767 | 2020-02-05 20:08:36 |
| Show.js | 1085 | 2020-02-05 20:08:36 |