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|---|---|---|
 0000950170-24-051331-index-headers.html | 2024-05-01 16:35:17 | |
| 0000950170-24-051331-index.html | 2024-05-01 16:35:17 | |
| 0000950170-24-051331.txt | 2024-05-01 16:35:17 | |
 0000950170-24-051331-xbrl.zip | 32263 | 2024-05-01 16:35:17 |
| bhe-20240501.htm | 42562 | 2024-05-01 16:35:17 |
| bhe-20240501.xsd | 24995 | 2024-05-01 16:35:17 |
| bhe-20240501_htm.xml | 4753 | 2024-05-01 16:35:17 |
| bhe-ex99_1.htm | 687080 | 2024-05-01 16:35:17 |
| bhe-ex99_2.htm | 16454 | 2024-05-01 16:35:17 |
 bhe-ex99_2s1.jpg | 205559 | 2024-05-01 16:35:17 |
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 bhe-ex99_2s4.jpg | 279853 | 2024-05-01 16:35:17 |
 bhe-ex99_2s5.jpg | 329862 | 2024-05-01 16:35:17 |
 bhe-ex99_2s6.jpg | 367229 | 2024-05-01 16:35:17 |
 bhe-ex99_2s7.jpg | 302266 | 2024-05-01 16:35:17 |
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 bhe-ex99_2s9.jpg | 359644 | 2024-05-01 16:35:17 |
| FilingSummary.xml | 1653 | 2024-05-01 16:35:17 |
| Financial_Report.xlsx | 5763 | 2024-05-01 16:35:17 |
| MetaLinks.json | 17780 | 2024-05-01 16:35:17 |
| R1.htm | 39721 | 2024-05-01 16:35:17 |
| report.css | 2767 | 2024-05-01 16:35:17 |
| Show.js | 1085 | 2024-05-01 16:35:17 |