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|---|---|---|
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| 0001564590-21-021397-index.html | 2021-04-28 16:31:53 | |
| 0001564590-21-021397.txt | 2021-04-28 16:31:53 | |
 0001564590-21-021397-xbrl.zip | 32908 | 2021-04-28 16:31:53 |
| bhe-20210428.xsd | 5673 | 2021-04-28 16:31:53 |
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| bhe-ex992_688.htm | 14586 | 2021-04-28 16:31:53 |
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| report.css | 2767 | 2021-04-28 16:31:53 |
| Show.js | 1085 | 2021-04-28 16:31:53 |
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