Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0001437749-23-015730-index.html | 2023-05-24 16:34:09 | |
| 0001437749-23-015730.txt | 2023-05-24 16:34:09 | |
 0001437749-23-015730-xbrl.zip | 11207 | 2023-05-24 16:34:09 |
| belfb-20230523.xsd | 4035 | 2023-05-24 16:34:09 |
| belfb-20230523_def.xml | 13502 | 2023-05-24 16:34:09 |
| belfb-20230523_lab.xml | 17642 | 2023-05-24 16:34:09 |
| belfb-20230523_pre.xml | 13469 | 2023-05-24 16:34:09 |
| belfb20230524_8k.htm | 47075 | 2023-05-24 16:34:09 |
| belfb20230524_8k_htm.xml | 4241 | 2023-05-24 16:34:09 |
| FilingSummary.xml | 1749 | 2023-05-24 16:34:09 |
| Financial_Report.xlsx | 5809 | 2023-05-24 16:34:09 |
| MetaLinks.json | 21787 | 2023-05-24 16:34:09 |
| R1.htm | 42314 | 2023-05-24 16:34:09 |
| report.css | 2767 | 2023-05-24 16:34:09 |
| Show.js | 1084 | 2023-05-24 16:34:09 |