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|---|---|---|
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| 0000768835-19-000021-index.html | 2019-04-02 16:06:03 | |
| 0000768835-19-000021.txt | 2019-04-02 16:06:03 | |
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| big-20190202.xml | 1637251 | 2019-04-02 16:06:03 |
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| big-20190202_cal.xml | 104863 | 2019-04-02 16:06:03 |
| big-20190202_def.xml | 370004 | 2019-04-02 16:06:03 |
| big-20190202_lab.xml | 942783 | 2019-04-02 16:06:03 |
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| big-201922xex321.htm | 6972 | 2019-04-02 16:06:03 |
| big-201922xex322.htm | 7501 | 2019-04-02 16:06:03 |
| FilingSummary.xml | 35782 | 2019-04-02 16:06:03 |
| Financial_Report.xlsx | 97104 | 2019-04-02 16:06:03 |
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| report.css | 2767 | 2019-04-02 16:06:03 |
| Show.js | 1085 | 2019-04-02 16:06:03 |