Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-22-013387-index-headers.html | 2022-05-24 16:05:14 | |
| 0001437749-22-013387-index.html | 2022-05-24 16:05:14 | |
| 0001437749-22-013387.txt | 2022-05-24 16:05:14 | |
 0001437749-22-013387-xbrl.zip | 10850 | 2022-05-24 16:05:14 |
| belfb-20220524.xsd | 4035 | 2022-05-24 16:05:14 |
| belfb-20220524_def.xml | 13502 | 2022-05-24 16:05:14 |
| belfb-20220524_lab.xml | 17642 | 2022-05-24 16:05:14 |
| belfb-20220524_pre.xml | 13469 | 2022-05-24 16:05:14 |
| belfb20220524_8k.htm | 41831 | 2022-05-24 16:05:14 |
| belfb20220524_8k_htm.xml | 4241 | 2022-05-24 16:05:14 |
| FilingSummary.xml | 1749 | 2022-05-24 16:05:14 |
| Financial_Report.xlsx | 5766 | 2022-05-24 16:05:14 |
| MetaLinks.json | 21253 | 2022-05-24 16:05:14 |
| R1.htm | 42990 | 2022-05-24 16:05:14 |
| report.css | 2767 | 2022-05-24 16:05:14 |
| Show.js | 1084 | 2022-05-24 16:05:14 |