Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-006223-index-headers.html | 2022-04-26 16:50:04 | |
| 0000950170-22-006223-index.html | 2022-04-26 16:50:04 | |
| 0000950170-22-006223.txt | 2022-04-26 16:50:04 | |
 0000950170-22-006223-xbrl.zip | 35339 | 2022-04-26 16:50:04 |
| bhe-20220426.htm | 58411 | 2022-04-26 16:50:04 |
| bhe-20220426.xsd | 2463 | 2022-04-26 16:50:04 |
| bhe-20220426_htm.xml | 4753 | 2022-04-26 16:50:04 |
| bhe-20220426_lab.xml | 13466 | 2022-04-26 16:50:04 |
| bhe-20220426_pre.xml | 9885 | 2022-04-26 16:50:04 |
| bhe-ex99_1.htm | 739517 | 2022-04-26 16:50:04 |
| bhe-ex99_2.htm | 20135 | 2022-04-26 16:50:04 |
 bhe-ex99_2s1.jpg | 40311 | 2022-04-26 16:50:04 |
 bhe-ex99_2s10.jpg | 64554 | 2022-04-26 16:50:04 |
 bhe-ex99_2s11.jpg | 68589 | 2022-04-26 16:50:04 |
 bhe-ex99_2s12.jpg | 33240 | 2022-04-26 16:50:04 |
 bhe-ex99_2s13.jpg | 92161 | 2022-04-26 16:50:04 |
 bhe-ex99_2s14.jpg | 75523 | 2022-04-26 16:50:04 |
 bhe-ex99_2s15.jpg | 63609 | 2022-04-26 16:50:04 |
 bhe-ex99_2s16.jpg | 55263 | 2022-04-26 16:50:04 |
 bhe-ex99_2s17.jpg | 30325 | 2022-04-26 16:50:04 |
 bhe-ex99_2s18.jpg | 57417 | 2022-04-26 16:50:04 |
 bhe-ex99_2s2.jpg | 116389 | 2022-04-26 16:50:04 |
 bhe-ex99_2s3.jpg | 61395 | 2022-04-26 16:50:04 |
 bhe-ex99_2s4.jpg | 81128 | 2022-04-26 16:50:04 |
 bhe-ex99_2s5.jpg | 47741 | 2022-04-26 16:50:04 |
 bhe-ex99_2s6.jpg | 69035 | 2022-04-26 16:50:04 |
 bhe-ex99_2s7.jpg | 66548 | 2022-04-26 16:50:04 |
 bhe-ex99_2s8.jpg | 46951 | 2022-04-26 16:50:04 |
 bhe-ex99_2s9.jpg | 67545 | 2022-04-26 16:50:04 |
| FilingSummary.xml | 1756 | 2022-04-26 16:50:04 |
| Financial_Report.xlsx | 5739 | 2022-04-26 16:50:04 |
| MetaLinks.json | 17389 | 2022-04-26 16:50:04 |
| R1.htm | 40361 | 2022-04-26 16:50:04 |
| report.css | 2767 | 2022-04-26 16:50:04 |
| Show.js | 1085 | 2022-04-26 16:50:04 |