Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-22-018238-index-headers.html | 2022-08-01 13:37:20 | |
| 0001437749-22-018238-index.html | 2022-08-01 13:37:20 | |
| 0001437749-22-018238.txt | 2022-08-01 13:37:20 | |
 0001437749-22-018238-xbrl.zip | 14305 | 2022-08-01 13:37:20 |
| belfb-20220727.xsd | 4034 | 2022-08-01 13:37:20 |
| belfb-20220727_def.xml | 13501 | 2022-08-01 13:37:20 |
| belfb-20220727_lab.xml | 17641 | 2022-08-01 13:37:20 |
| belfb-20220727_pre.xml | 13468 | 2022-08-01 13:37:20 |
| belfb20220801_8k.htm | 36946 | 2022-08-01 13:37:20 |
| belfb20220801_8k_htm.xml | 4240 | 2022-08-01 13:37:20 |
| ex_404508.htm | 11977 | 2022-08-01 13:37:20 |
| FilingSummary.xml | 1780 | 2022-08-01 13:37:20 |
| Financial_Report.xlsx | 5808 | 2022-08-01 13:37:20 |
 image00001.jpg | 9439 | 2022-08-01 13:37:20 |
| MetaLinks.json | 21253 | 2022-08-01 13:37:20 |
| R1.htm | 42811 | 2022-08-01 13:37:20 |
| report.css | 2767 | 2022-08-01 13:37:20 |
| Show.js | 1085 | 2022-08-01 13:37:20 |