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| 0000913142-25-000013.txt | 2025-05-01 12:03:18 | |
 0000913142-25-000013-xbrl.zip | 197365 | 2025-05-01 12:03:18 |
| bdc-20250330.htm | 1031453 | 2025-05-01 12:03:18 |
| bdc-20250330.xsd | 45132 | 2025-05-01 12:03:18 |
| bdc-20250330_cal.xml | 77052 | 2025-05-01 12:03:18 |
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| bdc-20250330_htm.xml | 1091659 | 2025-05-01 12:03:18 |
| bdc-20250330_lab.xml | 585547 | 2025-05-01 12:03:18 |
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| ex321q12025.htm | 4112 | 2025-05-01 12:03:18 |
| ex322q12025.htm | 4290 | 2025-05-01 12:03:18 |
| FilingSummary.xml | 42377 | 2025-05-01 12:03:18 |
| Financial_Report.xlsx | 97056 | 2025-05-01 12:03:18 |
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| R1.htm | 53073 | 2025-05-01 12:03:18 |
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| report.css | 2767 | 2025-05-01 12:03:18 |
| Show.js | 1085 | 2025-05-01 12:03:18 |