Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-011928-index-headers.html | 2022-06-21 18:17:29 | |
| 0000950170-22-011928-index.html | 2022-06-21 18:17:29 | |
| 0000950170-22-011928.txt | 2022-06-21 18:17:29 | |
 0000950170-22-011928-xbrl.zip | 9972 | 2022-06-21 18:17:29 |
| bhe-20220621.htm | 55171 | 2022-06-21 18:17:29 |
| bhe-20220621.xsd | 2463 | 2022-06-21 18:17:29 |
| bhe-20220621_htm.xml | 4753 | 2022-06-21 18:17:29 |
| bhe-20220621_lab.xml | 13466 | 2022-06-21 18:17:29 |
| bhe-20220621_pre.xml | 9885 | 2022-06-21 18:17:29 |
| bhe-ex99_1.htm | 6164 | 2022-06-21 18:17:29 |
| FilingSummary.xml | 1724 | 2022-06-21 18:17:29 |
| Financial_Report.xlsx | 5762 | 2022-06-21 18:17:29 |
| MetaLinks.json | 17389 | 2022-06-21 18:17:29 |
| R1.htm | 40198 | 2022-06-21 18:17:29 |
| report.css | 2767 | 2022-06-21 18:17:29 |
| Show.js | 1084 | 2022-06-21 18:17:29 |