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| 0000768835-17-000068-index.html | 2017-06-07 16:03:47 | |
| 0000768835-17-000068.txt | 2017-06-07 16:03:47 | |
 0000768835-17-000068-xbrl.zip | 152232 | 2017-06-07 16:03:47 |
| big-20170429.xml | 656751 | 2017-06-07 16:03:47 |
| big-20170429.xsd | 32777 | 2017-06-07 16:03:47 |
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| big-2017429xex321.htm | 7023 | 2017-06-07 16:03:47 |
| big-2017429xex322.htm | 7127 | 2017-06-07 16:03:47 |
| exhibit101-2017ltiprsuawar.htm | 42893 | 2017-06-07 16:03:47 |
| exhibit102-2017ltippsuawar.htm | 68197 | 2017-06-07 16:03:47 |
| FilingSummary.xml | 26421 | 2017-06-07 16:03:47 |
| Financial_Report.xlsx | 57500 | 2017-06-07 16:03:47 |
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| report.css | 2767 | 2017-06-07 16:03:47 |
| Show.js | 1410 | 2017-06-07 16:03:47 |