Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000768835-20-000115-index-headers.html | 2020-06-18 16:07:49 | |
| 0000768835-20-000115-index.html | 2020-06-18 16:07:49 | |
| 0000768835-20-000115.txt | 2020-06-18 16:07:49 | |
 0000768835-20-000115-xbrl.zip | 18843 | 2020-06-18 16:07:49 |
| big-20200612.xsd | 4679 | 2020-06-18 16:07:49 |
| big-20200612_cal.xml | 629 | 2020-06-18 16:07:49 |
| big-20200612_def.xml | 14060 | 2020-06-18 16:07:49 |
| big-20200612_lab.xml | 30534 | 2020-06-18 16:07:49 |
| big-20200612_pre.xml | 15874 | 2020-06-18 16:07:49 |
| big-8xkxslbcompletionx.htm | 54613 | 2020-06-18 16:07:49 |
| big-8xkxslbcompletionx_htm.xml | 4465 | 2020-06-18 16:07:49 |
| exhibit991-sblpressrel.htm | 13932 | 2020-06-18 16:07:49 |
| FilingSummary.xml | 1768 | 2020-06-18 16:07:49 |
| Financial_Report.xlsx | 5766 | 2020-06-18 16:07:49 |
 logoq219a021a03.jpg | 2935 | 2020-06-18 16:07:49 |
| MetaLinks.json | 21006 | 2020-06-18 16:07:49 |
| R1.htm | 38818 | 2020-06-18 16:07:49 |
| report.css | 2767 | 2020-06-18 16:07:49 |
| Show.js | 1085 | 2020-06-18 16:07:49 |