Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-21-004176-index-headers.html | 2021-02-04 06:30:05 | |
| 0001564590-21-004176-index.html | 2021-02-04 06:30:05 | |
| 0001564590-21-004176.txt | 2021-02-04 06:30:05 | |
 0001564590-21-004176-xbrl.zip | 39346 | 2021-02-04 06:30:05 |
| bv-20210204.xsd | 5778 | 2021-02-04 06:30:05 |
| bv-20210204_lab.xml | 18717 | 2021-02-04 06:30:05 |
| bv-20210204_pre.xml | 11175 | 2021-02-04 06:30:05 |
| bv-8k_20210204.htm | 43710 | 2021-02-04 06:30:05 |
| bv-8k_20210204_htm.xml | 3402 | 2021-02-04 06:30:05 |
| bv-ex991_6.htm | 839354 | 2021-02-04 06:30:05 |
| FilingSummary.xml | 1731 | 2021-02-04 06:30:05 |
| Financial_Report.xlsx | 5452 | 2021-02-04 06:30:05 |
 g2akzkkcdwkb000001.jpg | 14009 | 2021-02-04 06:30:05 |
 g2akzkkcdwkb000002.jpg | 156417 | 2021-02-04 06:30:05 |
| MetaLinks.json | 19240 | 2021-02-04 06:30:05 |
| R1.htm | 38617 | 2021-02-04 06:30:05 |
| report.css | 2767 | 2021-02-04 06:30:05 |
| Show.js | 1085 | 2021-02-04 06:30:05 |