Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-21-066910-index-headers.html | 2021-05-14 16:31:51 | |
| 0001104659-21-066910-index.html | 2021-05-14 16:31:51 | |
| 0001104659-21-066910.txt | 2021-05-14 16:31:51 | |
 0001104659-21-066910-xbrl.zip | 10840 | 2021-05-14 16:31:51 |
| bv-20210514.xsd | 3187 | 2021-05-14 16:31:51 |
| bv-20210514_lab.xml | 34592 | 2021-05-14 16:31:51 |
| bv-20210514_pre.xml | 22713 | 2021-05-14 16:31:51 |
| FilingSummary.xml | 1596 | 2021-05-14 16:31:51 |
| Financial_Report.xlsx | 5651 | 2021-05-14 16:31:51 |
| MetaLinks.json | 38754 | 2021-05-14 16:31:51 |
| R1.htm | 38588 | 2021-05-14 16:31:51 |
| report.css | 2766 | 2021-05-14 16:31:51 |
| Show.js | 1084 | 2021-05-14 16:31:51 |
| tm2116287d1_8k.htm | 27092 | 2021-05-14 16:31:51 |
| tm2116287d1_8k_htm.xml | 3474 | 2021-05-14 16:31:51 |