Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000768835-20-000043-index-headers.html | 2020-04-03 16:06:53 | |
| 0000768835-20-000043-index.html | 2020-04-03 16:06:53 | |
| 0000768835-20-000043.txt | 2020-04-03 16:06:53 | |
 0000768835-20-000043-xbrl.zip | 21016 | 2020-04-03 16:06:53 |
| big-20200403.xsd | 4679 | 2020-04-03 16:06:53 |
| big-20200403_cal.xml | 629 | 2020-04-03 16:06:53 |
| big-20200403_def.xml | 14060 | 2020-04-03 16:06:53 |
| big-20200403_lab.xml | 30534 | 2020-04-03 16:06:53 |
| big-20200403_pre.xml | 15874 | 2020-04-03 16:06:53 |
| big-8xkxpsuagreementx4.htm | 53002 | 2020-04-03 16:06:53 |
| big-8xkxpsuagreementx4_htm.xml | 4442 | 2020-04-03 16:06:53 |
| exhibit101-2017ltippsu.htm | 41121 | 2020-04-03 16:06:53 |
| FilingSummary.xml | 1768 | 2020-04-03 16:06:53 |
| Financial_Report.xlsx | 5767 | 2020-04-03 16:06:53 |
| MetaLinks.json | 21004 | 2020-04-03 16:06:53 |
| R1.htm | 38819 | 2020-04-03 16:06:53 |
| report.css | 2767 | 2020-04-03 16:06:53 |
| Show.js | 1085 | 2020-04-03 16:06:53 |