Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-24-029891-index-headers.html | 2024-09-24 15:10:20 | |
| 0001437749-24-029891-index.html | 2024-09-24 15:10:20 | |
| 0001437749-24-029891.txt | 2024-09-24 15:10:20 | |
 0001437749-24-029891-xbrl.zip | 334234 | 2024-09-24 15:10:20 |
| belfb-20240918.xsd | 3849 | 2024-09-24 15:10:20 |
| belfb-20240918_def.xml | 13376 | 2024-09-24 15:10:20 |
| belfb-20240918_lab.xml | 17526 | 2024-09-24 15:10:20 |
| belfb-20240918_pre.xml | 13353 | 2024-09-24 15:10:20 |
| belfb20240920_8k.htm | 71854 | 2024-09-24 15:10:20 |
| belfb20240920_8k_htm.xml | 4636 | 2024-09-24 15:10:20 |
| ex_726159.htm | 1077296 | 2024-09-24 15:10:20 |
| ex_726160.htm | 558268 | 2024-09-24 15:10:20 |
| ex_726161.htm | 1187153 | 2024-09-24 15:10:20 |
| ex_726847.htm | 49921 | 2024-09-24 15:10:20 |
| FilingSummary.xml | 1780 | 2024-09-24 15:10:20 |
| Financial_Report.xlsx | 5814 | 2024-09-24 15:10:20 |
| MetaLinks.json | 21614 | 2024-09-24 15:10:20 |
| R1.htm | 42323 | 2024-09-24 15:10:20 |
| report.css | 2767 | 2024-09-24 15:10:20 |
| Show.js | 1085 | 2024-09-24 15:10:20 |