Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000106455-15-000049-index-headers.html | 2015-04-28 14:04:59 | |
| 0000106455-15-000049-index.html | 2015-04-28 14:04:59 | |
| 0000106455-15-000049.txt | 2015-04-28 14:04:59 | |
 0000106455-15-000049-xbrl.zip | 249686 | 2015-04-28 14:04:59 |
| exh10-1_2015q1.htm | 42961 | 2015-04-28 14:04:59 |
| exh10-2_2015q1.htm | 50686 | 2015-04-28 14:04:59 |
| exh10-3_2015q1.htm | 108971 | 2015-04-28 14:04:59 |
| exh10-4_2015q1.htm | 109893 | 2015-04-28 14:04:59 |
| exh10-5_2015q1.htm | 108987 | 2015-04-28 14:04:59 |
| exh10-6_2015q1.htm | 108983 | 2015-04-28 14:04:59 |
| exh10-7_2015q1.htm | 108957 | 2015-04-28 14:04:59 |
| exh31-1_2015q1.htm | 13335 | 2015-04-28 14:04:59 |
| exh31-2_2015q1.htm | 13389 | 2015-04-28 14:04:59 |
| exh32_2015q1.htm | 8837 | 2015-04-28 14:04:59 |
| exh95-1_2015q1.htm | 119826 | 2015-04-28 14:04:59 |
| FilingSummary.xml | 42516 | 2015-04-28 14:04:59 |
| Financial_Report.xls | 1443423 | 2015-04-28 14:04:59 |
| Financial_Report.xlsx | 210220 | 2015-04-28 14:04:59 |
| R1.htm | 27429 | 2015-04-28 14:04:59 |
| R10.htm | 17865 | 2015-04-28 14:04:59 |
| R11.htm | 63515 | 2015-04-28 14:04:59 |
| R12.htm | 24090 | 2015-04-28 14:04:59 |
| R13.htm | 37332 | 2015-04-28 14:04:59 |
| R14.htm | 41759 | 2015-04-28 14:04:59 |
| R15.htm | 17460 | 2015-04-28 14:04:59 |
| R16.htm | 70947 | 2015-04-28 14:04:59 |
| R17.htm | 31955 | 2015-04-28 14:04:59 |
| R18.htm | 33599 | 2015-04-28 14:04:59 |
| R19.htm | 65561 | 2015-04-28 14:04:59 |
| R2.htm | 216195 | 2015-04-28 14:04:59 |
| R20.htm | 69929 | 2015-04-28 14:04:59 |
| R21.htm | 17373 | 2015-04-28 14:04:59 |
| R22.htm | 105158 | 2015-04-28 14:04:59 |
| R23.htm | 7626 | 2015-04-28 14:04:59 |
| R24.htm | 63540 | 2015-04-28 14:04:59 |
| R25.htm | 74433 | 2015-04-28 14:04:59 |
| R26.htm | 16632 | 2015-04-28 14:04:59 |
| R27.htm | 74060 | 2015-04-28 14:04:59 |
| R28.htm | 25752 | 2015-04-28 14:04:59 |
| R29.htm | 36330 | 2015-04-28 14:04:59 |
| R3.htm | 36484 | 2015-04-28 14:04:59 |
| R30.htm | 43154 | 2015-04-28 14:04:59 |
| R31.htm | 16933 | 2015-04-28 14:04:59 |
| R32.htm | 80007 | 2015-04-28 14:04:59 |
| R33.htm | 23550 | 2015-04-28 14:04:59 |
| R34.htm | 29163 | 2015-04-28 14:04:59 |
| R35.htm | 60465 | 2015-04-28 14:04:59 |
| R36.htm | 74712 | 2015-04-28 14:04:59 |
| R37.htm | 15003 | 2015-04-28 14:04:59 |
| R38.htm | 104324 | 2015-04-28 14:04:59 |
| R39.htm | 24291 | 2015-04-28 14:04:59 |
| R4.htm | 99781 | 2015-04-28 14:04:59 |
| R40.htm | 46563 | 2015-04-28 14:04:59 |
| R41.htm | 44044 | 2015-04-28 14:04:59 |
| R42.htm | 141549 | 2015-04-28 14:04:59 |
| R43.htm | 32466 | 2015-04-28 14:04:59 |
| R44.htm | 20228 | 2015-04-28 14:04:59 |
| R45.htm | 41320 | 2015-04-28 14:04:59 |
| R46.htm | 28267 | 2015-04-28 14:04:59 |
| R47.htm | 16271 | 2015-04-28 14:04:59 |
| R48.htm | 40763 | 2015-04-28 14:04:59 |
| R49.htm | 31926 | 2015-04-28 14:04:59 |
| R5.htm | 38564 | 2015-04-28 14:04:59 |
| R50.htm | 43394 | 2015-04-28 14:04:59 |
| R51.htm | 31370 | 2015-04-28 14:04:59 |
| R52.htm | 45374 | 2015-04-28 14:04:59 |
| R53.htm | 18930 | 2015-04-28 14:04:59 |
| R54.htm | 11688 | 2015-04-28 14:04:59 |
| R55.htm | 29021 | 2015-04-28 14:04:59 |
| R56.htm | 15900 | 2015-04-28 14:04:59 |
| R57.htm | 33509 | 2015-04-28 14:04:59 |
| R58.htm | 31520 | 2015-04-28 14:04:59 |
| R59.htm | 19067 | 2015-04-28 14:04:59 |
| R6.htm | 57482 | 2015-04-28 14:04:59 |
| R60.htm | 16459 | 2015-04-28 14:04:59 |
| R61.htm | 41196 | 2015-04-28 14:04:59 |
| R62.htm | 39661 | 2015-04-28 14:04:59 |
| R63.htm | 21735 | 2015-04-28 14:04:59 |
| R64.htm | 18203 | 2015-04-28 14:04:59 |
| R65.htm | 29251 | 2015-04-28 14:04:59 |
| R66.htm | 39100 | 2015-04-28 14:04:59 |
| R67.htm | 29217 | 2015-04-28 14:04:59 |
| R68.htm | 13616 | 2015-04-28 14:04:59 |
| R69.htm | 33020 | 2015-04-28 14:04:59 |
| R7.htm | 199668 | 2015-04-28 14:04:59 |
| R70.htm | 54677 | 2015-04-28 14:04:59 |
| R71.htm | 26669 | 2015-04-28 14:04:59 |
| R72.htm | 14579 | 2015-04-28 14:04:59 |
| R73.htm | 94815 | 2015-04-28 14:04:59 |
| R74.htm | 23206 | 2015-04-28 14:04:59 |
| R8.htm | 28940 | 2015-04-28 14:04:59 |
| R9.htm | 78768 | 2015-04-28 14:04:59 |
| report.css | 2740 | 2015-04-28 14:04:59 |
| Show.js | 1410 | 2015-04-28 14:04:59 |
| wlb-20150331.xml | 1674535 | 2015-04-28 14:04:59 |
| wlb-20150331.xsd | 69964 | 2015-04-28 14:04:59 |
| wlb-20150331_cal.xml | 156967 | 2015-04-28 14:04:59 |
| wlb-20150331_def.xml | 361954 | 2015-04-28 14:04:59 |
| wlb-20150331_lab.xml | 878950 | 2015-04-28 14:04:59 |
| wlb-20150331_pre.xml | 566954 | 2015-04-28 14:04:59 |
| wlb-33115x10q.htm | 1477033 | 2015-04-28 14:04:59 |