Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-22-004352-index-headers.html | 2022-02-24 16:43:27 | |
| 0001437749-22-004352-index.html | 2022-02-24 16:43:27 | |
| 0001437749-22-004352.txt | 2022-02-24 16:43:27 | |
 0001437749-22-004352-xbrl.zip | 27832 | 2022-02-24 16:43:27 |
| belfb-20220224.xsd | 4035 | 2022-02-24 16:43:27 |
| belfb-20220224_def.xml | 13502 | 2022-02-24 16:43:27 |
| belfb-20220224_lab.xml | 17642 | 2022-02-24 16:43:27 |
| belfb-20220224_pre.xml | 13469 | 2022-02-24 16:43:27 |
| belfb20211214_8k.htm | 33020 | 2022-02-24 16:43:27 |
| belfb20211214_8k_htm.xml | 4238 | 2022-02-24 16:43:27 |
| ex_316608.htm | 296552 | 2022-02-24 16:43:27 |
| FilingSummary.xml | 1783 | 2022-02-24 16:43:27 |
| Financial_Report.xlsx | 5763 | 2022-02-24 16:43:27 |
 image00001.jpg | 9439 | 2022-02-24 16:43:27 |
| MetaLinks.json | 21254 | 2022-02-24 16:43:27 |
| R1.htm | 42841 | 2022-02-24 16:43:27 |
| report.css | 2767 | 2022-02-24 16:43:27 |
| Show.js | 1085 | 2022-02-24 16:43:27 |