Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-297584-index-headers.html | 2021-10-13 11:32:36 | |
| 0001193125-21-297584-index.html | 2021-10-13 11:32:36 | |
| 0001193125-21-297584.txt | 2021-10-13 11:32:36 | |
 0001193125-21-297584-xbrl.zip | 34362 | 2021-10-13 11:32:36 |
| d233745d497.htm | 46785 | 2021-10-13 11:32:36 |
| d233745d497_htm.xml | 14641 | 2021-10-13 11:32:36 |
| FilingSummary.xml | 2882 | 2021-10-13 11:32:36 |
| Financial_Report.xlsx | 8708 | 2021-10-13 11:32:36 |
| MetaLinks.json | 272419 | 2021-10-13 11:32:36 |
| R1.htm | 18257 | 2021-10-13 11:32:36 |
| R2.htm | 20874 | 2021-10-13 11:32:36 |
| R3.htm | 7485 | 2021-10-13 11:32:36 |
| report.css | 2767 | 2021-10-13 11:32:36 |
| Show.js | 1085 | 2021-10-13 11:32:36 |
| wft-20211013.xsd | 18114 | 2021-10-13 11:32:36 |
| wft-20211013_def.xml | 113581 | 2021-10-13 11:32:36 |
| wft-20211013_lab.xml | 230377 | 2021-10-13 11:32:36 |
| wft-20211013_pre.xml | 107626 | 2021-10-13 11:32:36 |