Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-21-024467-index-headers.html | 2021-05-06 06:35:59 | |
| 0001564590-21-024467-index.html | 2021-05-06 06:35:59 | |
| 0001564590-21-024467.txt | 2021-05-06 06:35:59 | |
 0001564590-21-024467-xbrl.zip | 46582 | 2021-05-06 06:35:59 |
| bv-20210506.xsd | 5778 | 2021-05-06 06:35:59 |
| bv-20210506_lab.xml | 18719 | 2021-05-06 06:35:59 |
| bv-20210506_pre.xml | 11177 | 2021-05-06 06:35:59 |
| bv-8k_20210506.htm | 42059 | 2021-05-06 06:35:59 |
| bv-8k_20210506_htm.xml | 3402 | 2021-05-06 06:35:59 |
| bv-ex991_6.htm | 1152898 | 2021-05-06 06:35:59 |
| FilingSummary.xml | 1731 | 2021-05-06 06:35:59 |
| Financial_Report.xlsx | 5674 | 2021-05-06 06:35:59 |
 gwopmhhhjoex000001.jpg | 6706 | 2021-05-06 06:35:59 |
 gwopmhhhjoex000002.jpg | 69589 | 2021-05-06 06:35:59 |
 gwopmhhhjoex000003.jpg | 60835 | 2021-05-06 06:35:59 |
| MetaLinks.json | 19242 | 2021-05-06 06:35:59 |
| R1.htm | 38616 | 2021-05-06 06:35:59 |
| report.css | 2767 | 2021-05-06 06:35:59 |
| Show.js | 1085 | 2021-05-06 06:35:59 |