Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-017275-index-headers.html | 2023-05-03 16:50:21 | |
| 0000950170-23-017275-index.html | 2023-05-03 16:50:21 | |
| 0000950170-23-017275.txt | 2023-05-03 16:50:21 | |
 0000950170-23-017275-xbrl.zip | 32996 | 2023-05-03 16:50:21 |
| bhe-20230503.htm | 60251 | 2023-05-03 16:50:21 |
| bhe-20230503.xsd | 2445 | 2023-05-03 16:50:21 |
| bhe-20230503_htm.xml | 4753 | 2023-05-03 16:50:21 |
| bhe-20230503_lab.xml | 13474 | 2023-05-03 16:50:21 |
| bhe-20230503_pre.xml | 9885 | 2023-05-03 16:50:21 |
| bhe-ex99_1.htm | 724213 | 2023-05-03 16:50:21 |
| bhe-ex99_2.htm | 17014 | 2023-05-03 16:50:21 |
 bhe-ex99_2s1.jpg | 216481 | 2023-05-03 16:50:21 |
 bhe-ex99_2s10.jpg | 389487 | 2023-05-03 16:50:21 |
 bhe-ex99_2s11.jpg | 364210 | 2023-05-03 16:50:21 |
 bhe-ex99_2s12.jpg | 283090 | 2023-05-03 16:50:21 |
 bhe-ex99_2s13.jpg | 216062 | 2023-05-03 16:50:21 |
 bhe-ex99_2s14.jpg | 364244 | 2023-05-03 16:50:21 |
 bhe-ex99_2s15.jpg | 365971 | 2023-05-03 16:50:21 |
 bhe-ex99_2s16.jpg | 310657 | 2023-05-03 16:50:21 |
 bhe-ex99_2s17.jpg | 200525 | 2023-05-03 16:50:21 |
 bhe-ex99_2s18.jpg | 388423 | 2023-05-03 16:50:21 |
 bhe-ex99_2s19.jpg | 386049 | 2023-05-03 16:50:21 |
 bhe-ex99_2s2.jpg | 707696 | 2023-05-03 16:50:21 |
 bhe-ex99_2s20.jpg | 333612 | 2023-05-03 16:50:21 |
 bhe-ex99_2s3.jpg | 394143 | 2023-05-03 16:50:21 |
 bhe-ex99_2s4.jpg | 277852 | 2023-05-03 16:50:21 |
 bhe-ex99_2s5.jpg | 321463 | 2023-05-03 16:50:21 |
 bhe-ex99_2s6.jpg | 285161 | 2023-05-03 16:50:21 |
 bhe-ex99_2s7.jpg | 366382 | 2023-05-03 16:50:21 |
 bhe-ex99_2s8.jpg | 271492 | 2023-05-03 16:50:21 |
 bhe-ex99_2s9.jpg | 236845 | 2023-05-03 16:50:21 |
| FilingSummary.xml | 1756 | 2023-05-03 16:50:21 |
| Financial_Report.xlsx | 5771 | 2023-05-03 16:50:21 |
| MetaLinks.json | 17891 | 2023-05-03 16:50:21 |
| R1.htm | 39726 | 2023-05-03 16:50:21 |
| report.css | 2767 | 2023-05-03 16:50:21 |
| Show.js | 1085 | 2023-05-03 16:50:21 |