Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-26-025031-index-headers.html | 2026-05-22 16:24:09 | |
| 0001493152-26-025031-index.html | 2026-05-22 16:24:09 | |
| 0001493152-26-025031.txt | 2026-05-22 16:24:09 | |
 0001493152-26-025031-xbrl.zip | 323349 | 2026-05-22 16:24:09 |
 audit_001.jpg | 9174 | 2026-05-22 16:24:09 |
 audit_002.jpg | 7566 | 2026-05-22 16:24:09 |
| bsfc-20251231.xsd | 59041 | 2026-05-22 16:24:09 |
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| bsfc-20251231_def.xml | 264240 | 2026-05-22 16:24:09 |
| bsfc-20251231_lab.xml | 588124 | 2026-05-22 16:24:09 |
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| ex31-2.htm | 17973 | 2026-05-22 16:24:09 |
| ex32-1.htm | 9152 | 2026-05-22 16:24:09 |
| ex32-2.htm | 9068 | 2026-05-22 16:24:09 |
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 form10-k_001.jpg | 4173 | 2026-05-22 16:24:09 |
 form10-k_002.jpg | 4022 | 2026-05-22 16:24:09 |
 form10-k_003.jpg | 5966 | 2026-05-22 16:24:09 |
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| R11.htm | 15149 | 2026-05-22 16:24:09 |
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| R20.htm | 35223 | 2026-05-22 16:24:09 |
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| R27.htm | 30214 | 2026-05-22 16:24:09 |
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| R32.htm | 20402 | 2026-05-22 16:24:09 |
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| report.css | 2767 | 2026-05-22 16:24:09 |
| Show.js | 1085 | 2026-05-22 16:24:09 |