Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000768835-14-000050-index-headers.html | 2014-09-10 16:04:43 | |
| 0000768835-14-000050-index.html | 2014-09-10 16:04:43 | |
| 0000768835-14-000050.txt | 2014-09-10 16:04:43 | |
 0000768835-14-000050-xbrl.zip | 175703 | 2014-09-10 16:04:43 |
| big-20140802.xml | 1120446 | 2014-09-10 16:04:43 |
| big-20140802.xsd | 34007 | 2014-09-10 16:04:43 |
| big-20140802_cal.xml | 72664 | 2014-09-10 16:04:43 |
| big-20140802_def.xml | 253777 | 2014-09-10 16:04:43 |
| big-20140802_lab.xml | 592112 | 2014-09-10 16:04:43 |
| big-20140802_pre.xml | 336728 | 2014-09-10 16:04:43 |
| big-201482x10q.htm | 956823 | 2014-09-10 16:04:43 |
| big-201482xex311.htm | 14151 | 2014-09-10 16:04:43 |
| big-201482xex312.htm | 14562 | 2014-09-10 16:04:43 |
| big-201482xex321.htm | 7018 | 2014-09-10 16:04:43 |
| big-201482xex322.htm | 7034 | 2014-09-10 16:04:43 |
| FilingSummary.xml | 24174 | 2014-09-10 16:04:43 |
| Financial_Report.xls | 910819 | 2014-09-10 16:04:43 |
| Financial_Report.xlsx | 139591 | 2014-09-10 16:04:43 |
| R1.htm | 33880 | 2014-09-10 16:04:43 |
| R10.htm | 45868 | 2014-09-10 16:04:43 |
| R11.htm | 10819 | 2014-09-10 16:04:43 |
| R12.htm | 11371 | 2014-09-10 16:04:43 |
| R13.htm | 18089 | 2014-09-10 16:04:43 |
| R14.htm | 83655 | 2014-09-10 16:04:43 |
| R15.htm | 37551 | 2014-09-10 16:04:43 |
| R16.htm | 8918 | 2014-09-10 16:04:43 |
| R17.htm | 16992 | 2014-09-10 16:04:43 |
| R18.htm | 41798 | 2014-09-10 16:04:43 |
| R19.htm | 80220 | 2014-09-10 16:04:43 |
| R2.htm | 88937 | 2014-09-10 16:04:43 |
| R20.htm | 82861 | 2014-09-10 16:04:43 |
| R21.htm | 35023 | 2014-09-10 16:04:43 |
| R22.htm | 6587 | 2014-09-10 16:04:43 |
| R23.htm | 40520 | 2014-09-10 16:04:43 |
| R24.htm | 23241 | 2014-09-10 16:04:43 |
| R25.htm | 76482 | 2014-09-10 16:04:43 |
| R26.htm | 37592 | 2014-09-10 16:04:43 |
| R27.htm | 34932 | 2014-09-10 16:04:43 |
| R28.htm | 76088 | 2014-09-10 16:04:43 |
| R29.htm | 77689 | 2014-09-10 16:04:43 |
| R3.htm | 7165 | 2014-09-10 16:04:43 |
| R30.htm | 26402 | 2014-09-10 16:04:43 |
| R31.htm | 27357 | 2014-09-10 16:04:43 |
| R32.htm | 22754 | 2014-09-10 16:04:43 |
| R33.htm | 25956 | 2014-09-10 16:04:43 |
| R34.htm | 6799 | 2014-09-10 16:04:43 |
| R35.htm | 22662 | 2014-09-10 16:04:43 |
| R36.htm | 12991 | 2014-09-10 16:04:43 |
| R37.htm | 171386 | 2014-09-10 16:04:43 |
| R38.htm | 39760 | 2014-09-10 16:04:43 |
| R39.htm | 5518 | 2014-09-10 16:04:43 |
| R4.htm | 23604 | 2014-09-10 16:04:43 |
| R40.htm | 5072 | 2014-09-10 16:04:43 |
| R41.htm | 15309 | 2014-09-10 16:04:43 |
| R42.htm | 49004 | 2014-09-10 16:04:43 |
| R43.htm | 55558 | 2014-09-10 16:04:43 |
| R44.htm | 20379 | 2014-09-10 16:04:43 |
| R45.htm | 5140 | 2014-09-10 16:04:43 |
| R5.htm | 6589 | 2014-09-10 16:04:43 |
| R6.htm | 108795 | 2014-09-10 16:04:43 |
| R7.htm | 26830 | 2014-09-10 16:04:43 |
| R8.htm | 84877 | 2014-09-10 16:04:43 |
| R9.htm | 109836 | 2014-09-10 16:04:43 |
| report.css | 2740 | 2014-09-10 16:04:43 |
| Show.js | 1410 | 2014-09-10 16:04:43 |