Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-22-009891-index-headers.html | 2022-04-27 16:37:19 | |
| 0001437749-22-009891-index.html | 2022-04-27 16:37:19 | |
| 0001437749-22-009891.txt | 2022-04-27 16:37:19 | |
 0001437749-22-009891-xbrl.zip | 23384 | 2022-04-27 16:37:19 |
| belfb-20220427.xsd | 4035 | 2022-04-27 16:37:19 |
| belfb-20220427_def.xml | 13502 | 2022-04-27 16:37:19 |
| belfb-20220427_lab.xml | 17642 | 2022-04-27 16:37:19 |
| belfb-20220427_pre.xml | 13469 | 2022-04-27 16:37:19 |
| belfb20220406_8k.htm | 33030 | 2022-04-27 16:37:19 |
| belfb20220406_8k_htm.xml | 4238 | 2022-04-27 16:37:19 |
| ex_355807.htm | 170319 | 2022-04-27 16:37:19 |
| FilingSummary.xml | 1780 | 2022-04-27 16:37:19 |
| Financial_Report.xlsx | 5764 | 2022-04-27 16:37:19 |
 image00001.jpg | 9439 | 2022-04-27 16:37:19 |
| MetaLinks.json | 21253 | 2022-04-27 16:37:19 |
| R1.htm | 42989 | 2022-04-27 16:37:19 |
| report.css | 2767 | 2022-04-27 16:37:19 |
| Show.js | 1085 | 2022-04-27 16:37:19 |