Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-21-010262-index-headers.html | 2021-08-04 17:17:00 | |
| 0001558370-21-010262-index.html | 2021-08-04 17:17:00 | |
| 0001558370-21-010262.txt | 2021-08-04 17:17:00 | |
 0001558370-21-010262-xbrl.zip | 530059 | 2021-08-04 17:17:00 |
| FilingSummary.xml | 36198 | 2021-08-04 17:17:00 |
| Financial_Report.xlsx | 78795 | 2021-08-04 17:17:00 |
| MetaLinks.json | 559044 | 2021-08-04 17:17:00 |
| R1.htm | 52478 | 2021-08-04 17:17:00 |
| R10.htm | 8604 | 2021-08-04 17:17:00 |
| R11.htm | 10621 | 2021-08-04 17:17:00 |
| R12.htm | 14711 | 2021-08-04 17:17:00 |
| R13.htm | 197565 | 2021-08-04 17:17:00 |
| R14.htm | 139926 | 2021-08-04 17:17:00 |
| R15.htm | 11526 | 2021-08-04 17:17:00 |
| R16.htm | 33054 | 2021-08-04 17:17:00 |
| R17.htm | 11900 | 2021-08-04 17:17:00 |
| R18.htm | 5882 | 2021-08-04 17:17:00 |
| R19.htm | 111786 | 2021-08-04 17:17:00 |
| R2.htm | 94463 | 2021-08-04 17:17:00 |
| R20.htm | 86219 | 2021-08-04 17:17:00 |
| R21.htm | 35274 | 2021-08-04 17:17:00 |
| R22.htm | 46599 | 2021-08-04 17:17:00 |
| R23.htm | 13643 | 2021-08-04 17:17:00 |
| R24.htm | 197397 | 2021-08-04 17:17:00 |
| R25.htm | 135198 | 2021-08-04 17:17:00 |
| R26.htm | 31894 | 2021-08-04 17:17:00 |
| R27.htm | 23166 | 2021-08-04 17:17:00 |
| R28.htm | 17527 | 2021-08-04 17:17:00 |
| R29.htm | 14496 | 2021-08-04 17:17:00 |
| R3.htm | 19312 | 2021-08-04 17:17:00 |
| R30.htm | 18018 | 2021-08-04 17:17:00 |
| R31.htm | 18093 | 2021-08-04 17:17:00 |
| R32.htm | 13802 | 2021-08-04 17:17:00 |
| R33.htm | 20335 | 2021-08-04 17:17:00 |
| R34.htm | 50029 | 2021-08-04 17:17:00 |
| R35.htm | 12784 | 2021-08-04 17:17:00 |
| R36.htm | 11799 | 2021-08-04 17:17:00 |
| R37.htm | 11823 | 2021-08-04 17:17:00 |
| R38.htm | 57602 | 2021-08-04 17:17:00 |
| R39.htm | 18414 | 2021-08-04 17:17:00 |
| R4.htm | 63735 | 2021-08-04 17:17:00 |
| R40.htm | 91644 | 2021-08-04 17:17:00 |
| R41.htm | 20097 | 2021-08-04 17:17:00 |
| R42.htm | 9733 | 2021-08-04 17:17:00 |
| R43.htm | 7116 | 2021-08-04 17:17:00 |
| R44.htm | 38596 | 2021-08-04 17:17:00 |
| R45.htm | 17628 | 2021-08-04 17:17:00 |
| R46.htm | 11766 | 2021-08-04 17:17:00 |
| R47.htm | 14085 | 2021-08-04 17:17:00 |
| R48.htm | 12202 | 2021-08-04 17:17:00 |
| R49.htm | 17268 | 2021-08-04 17:17:00 |
| R5.htm | 33301 | 2021-08-04 17:17:00 |
| R50.htm | 7529 | 2021-08-04 17:17:00 |
| R51.htm | 12994 | 2021-08-04 17:17:00 |
| R52.htm | 11099 | 2021-08-04 17:17:00 |
| R53.htm | 18227 | 2021-08-04 17:17:00 |
| R54.htm | 26520 | 2021-08-04 17:17:00 |
| R55.htm | 14846 | 2021-08-04 17:17:00 |
| R6.htm | 83794 | 2021-08-04 17:17:00 |
| R7.htm | 89784 | 2021-08-04 17:17:00 |
| R8.htm | 50086 | 2021-08-04 17:17:00 |
| R9.htm | 49836 | 2021-08-04 17:17:00 |
| report.css | 2767 | 2021-08-04 17:17:00 |
| Show.js | 1085 | 2021-08-04 17:17:00 |
| wti-20210630.xsd | 72571 | 2021-08-04 17:17:00 |
| wti-20210630x10q.htm | 1928984 | 2021-08-04 17:17:00 |
| wti-20210630x10q_htm.xml | 1703661 | 2021-08-04 17:17:00 |
| wti-20210630xex10d2.htm | 80919 | 2021-08-04 17:17:00 |
| wti-20210630xex10d3.htm | 1902912 | 2021-08-04 17:17:00 |
| wti-20210630xex10d4.htm | 452326 | 2021-08-04 17:17:00 |
| wti-20210630xex10d5.htm | 95782 | 2021-08-04 17:17:00 |
| wti-20210630xex10d6.htm | 97941 | 2021-08-04 17:17:00 |
| wti-20210630xex31d1.htm | 14950 | 2021-08-04 17:17:00 |
| wti-20210630xex31d2.htm | 13223 | 2021-08-04 17:17:00 |
| wti-20210630xex32d1.htm | 8729 | 2021-08-04 17:17:00 |
| wti-20210630_cal.xml | 59483 | 2021-08-04 17:17:00 |
| wti-20210630_def.xml | 188678 | 2021-08-04 17:17:00 |
| wti-20210630_lab.xml | 458784 | 2021-08-04 17:17:00 |
| wti-20210630_pre.xml | 377948 | 2021-08-04 17:17:00 |