Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-13-372712-index-headers.html | 2013-09-20 10:26:03 | |
| 0001193125-13-372712-index.html | 2013-09-20 10:26:03 | |
| 0001193125-13-372712.txt | 2013-09-20 10:26:03 | |
 0001193125-13-372712-xbrl.zip | 34074 | 2013-09-20 10:26:03 |
| d592130d497.htm | 4071 | 2013-09-20 10:26:03 |
| FilingSummary.xml | 3169 | 2013-09-20 10:26:03 |
| Financial_Report.xls | 73220 | 2013-09-20 10:26:03 |
 g592130img001.jpg | 16061 | 2013-09-20 10:26:03 |
| R1.htm | 20881 | 2013-09-20 10:26:03 |
| R1.xml | 16863 | 2013-09-20 10:26:03 |
| R2.htm | 23306 | 2013-09-20 10:26:03 |
| R2.xml | 26143 | 2013-09-20 10:26:03 |
| R3.htm | 54943 | 2013-09-20 10:26:03 |
| R3.xml | 78188 | 2013-09-20 10:26:03 |
| R4.htm | 9640 | 2013-09-20 10:26:03 |
| R4.xml | 8314 | 2013-09-20 10:26:03 |
| report.css | 2740 | 2013-09-20 10:26:03 |
| Show.js | 1410 | 2013-09-20 10:26:03 |
| wft-20130830.xml | 49888 | 2013-09-20 10:26:03 |
| wft-20130830.xsd | 9599 | 2013-09-20 10:26:03 |
| wft-20130830_cal.xml | 4811 | 2013-09-20 10:26:03 |
| wft-20130830_def.xml | 234847 | 2013-09-20 10:26:03 |
| wft-20130830_lab.xml | 139207 | 2013-09-20 10:26:03 |
| wft-20130830_pre.xml | 161286 | 2013-09-20 10:26:03 |