Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-22-031561-index-headers.html | 2022-03-08 16:31:26 | |
| 0001104659-22-031561-index.html | 2022-03-08 16:31:26 | |
| 0001104659-22-031561.txt | 2022-03-08 16:31:26 | |
 0001104659-22-031561-xbrl.zip | 11348 | 2022-03-08 16:31:26 |
| bv-20220308.xsd | 3057 | 2022-03-08 16:31:26 |
| bv-20220308_lab.xml | 34476 | 2022-03-08 16:31:26 |
| bv-20220308_pre.xml | 22613 | 2022-03-08 16:31:26 |
| FilingSummary.xml | 1611 | 2022-03-08 16:31:26 |
| Financial_Report.xlsx | 5650 | 2022-03-08 16:31:26 |
| MetaLinks.json | 38589 | 2022-03-08 16:31:26 |
| R1.htm | 38546 | 2022-03-08 16:31:26 |
| report.css | 2766 | 2022-03-08 16:31:26 |
| Show.js | 1084 | 2022-03-08 16:31:26 |
| tm228618d1_8k.htm | 33685 | 2022-03-08 16:31:26 |
| tm228618d1_8k_htm.xml | 3470 | 2022-03-08 16:31:26 |