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| 0000950170-25-065670.txt | 2025-05-07 16:13:09 | |
 0000950170-25-065670-xbrl.zip | 238493 | 2025-05-07 16:13:09 |
| bv-20250331.htm | 2848429 | 2025-05-07 16:13:09 |
| bv-20250331.xsd | 1206348 | 2025-05-07 16:13:09 |
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| bv-ex31_2.htm | 15849 | 2025-05-07 16:13:09 |
| bv-ex32_1.htm | 7254 | 2025-05-07 16:13:09 |
| bv-ex32_2.htm | 7033 | 2025-05-07 16:13:09 |
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| Financial_Report.xlsx | 98495 | 2025-05-07 16:13:09 |
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| R1.htm | 53051 | 2025-05-07 16:13:09 |
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| report.css | 2767 | 2025-05-07 16:13:09 |
| Show.js | 1085 | 2025-05-07 16:13:09 |