Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-23-020744-index-headers.html | 2023-07-26 17:20:00 | |
| 0001437749-23-020744-index.html | 2023-07-26 17:20:00 | |
| 0001437749-23-020744.txt | 2023-07-26 17:20:00 | |
 0001437749-23-020744-xbrl.zip | 34541 | 2023-07-26 17:20:00 |
| belfb-20230725.xsd | 3849 | 2023-07-26 17:20:00 |
| belfb-20230725_def.xml | 13376 | 2023-07-26 17:20:00 |
| belfb-20230725_lab.xml | 17526 | 2023-07-26 17:20:00 |
| belfb-20230725_pre.xml | 13353 | 2023-07-26 17:20:00 |
| belfb20230530_8k.htm | 34798 | 2023-07-26 17:20:00 |
| belfb20230530_8k_htm.xml | 4240 | 2023-07-26 17:20:00 |
| ex_527877.htm | 402626 | 2023-07-26 17:20:00 |
| FilingSummary.xml | 1778 | 2023-07-26 17:20:00 |
| Financial_Report.xlsx | 5815 | 2023-07-26 17:20:00 |
 image00001.jpg | 9439 | 2023-07-26 17:20:00 |
| MetaLinks.json | 21614 | 2023-07-26 17:20:00 |
| R1.htm | 42323 | 2023-07-26 17:20:00 |
| report.css | 2767 | 2023-07-26 17:20:00 |
| Show.js | 1085 | 2023-07-26 17:20:00 |