Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001018164-21-000013-index-headers.html | 2021-03-15 15:58:34 | |
| 0001018164-21-000013-index.html | 2021-03-15 15:58:34 | |
| 0001018164-21-000013.txt | 2021-03-15 15:58:34 | |
 0001018164-21-000013-xbrl.zip | 549769 | 2021-03-15 15:58:34 |
| ex1054-usedenginessaleagre.htm | 191424 | 2021-03-15 15:58:34 |
| ex1055-usedenginessaleagre.htm | 192845 | 2021-03-15 15:58:34 |
| ex1056-fixedpricerepairagr.htm | 293926 | 2021-03-15 15:58:34 |
| ex1057-fixedpricerepairagr.htm | 297699 | 2021-03-15 15:58:34 |
| FilingSummary.xml | 49973 | 2021-03-15 15:58:34 |
| Financial_Report.xlsx | 138051 | 2021-03-15 15:58:34 |
| MetaLinks.json | 892654 | 2021-03-15 15:58:34 |
| R1.htm | 63027 | 2021-03-15 15:58:34 |
| R10.htm | 145890 | 2021-03-15 15:58:34 |
| R11.htm | 44867 | 2021-03-15 15:58:34 |
| R12.htm | 95761 | 2021-03-15 15:58:34 |
| R13.htm | 42955 | 2021-03-15 15:58:34 |
| R14.htm | 39300 | 2021-03-15 15:58:34 |
| R15.htm | 16763 | 2021-03-15 15:58:34 |
| R16.htm | 82063 | 2021-03-15 15:58:34 |
| R17.htm | 22153 | 2021-03-15 15:58:34 |
| R18.htm | 17576 | 2021-03-15 15:58:34 |
| R19.htm | 6490 | 2021-03-15 15:58:34 |
| R2.htm | 81910 | 2021-03-15 15:58:34 |
| R20.htm | 11615 | 2021-03-15 15:58:34 |
| R21.htm | 33397 | 2021-03-15 15:58:34 |
| R22.htm | 8790 | 2021-03-15 15:58:34 |
| R23.htm | 48709 | 2021-03-15 15:58:34 |
| R24.htm | 10048 | 2021-03-15 15:58:34 |
| R25.htm | 97944 | 2021-03-15 15:58:34 |
| R26.htm | 4773 | 2021-03-15 15:58:34 |
| R27.htm | 19916 | 2021-03-15 15:58:34 |
| R28.htm | 119468 | 2021-03-15 15:58:34 |
| R29.htm | 21292 | 2021-03-15 15:58:34 |
| R3.htm | 47841 | 2021-03-15 15:58:34 |
| R30.htm | 55204 | 2021-03-15 15:58:34 |
| R31.htm | 42066 | 2021-03-15 15:58:34 |
| R32.htm | 49612 | 2021-03-15 15:58:34 |
| R33.htm | 41988 | 2021-03-15 15:58:34 |
| R34.htm | 34029 | 2021-03-15 15:58:34 |
| R35.htm | 11194 | 2021-03-15 15:58:34 |
| R36.htm | 86400 | 2021-03-15 15:58:34 |
| R37.htm | 11157 | 2021-03-15 15:58:34 |
| R38.htm | 15474 | 2021-03-15 15:58:34 |
| R39.htm | 30596 | 2021-03-15 15:58:34 |
| R4.htm | 97286 | 2021-03-15 15:58:34 |
| R40.htm | 48715 | 2021-03-15 15:58:34 |
| R41.htm | 93723 | 2021-03-15 15:58:34 |
| R42.htm | 35932 | 2021-03-15 15:58:34 |
| R43.htm | 47957 | 2021-03-15 15:58:34 |
| R44.htm | 25618 | 2021-03-15 15:58:34 |
| R45.htm | 12803 | 2021-03-15 15:58:34 |
| R46.htm | 8228 | 2021-03-15 15:58:34 |
| R47.htm | 10212 | 2021-03-15 15:58:34 |
| R48.htm | 9775 | 2021-03-15 15:58:34 |
| R49.htm | 15117 | 2021-03-15 15:58:34 |
| R5.htm | 30976 | 2021-03-15 15:58:34 |
| R50.htm | 20948 | 2021-03-15 15:58:34 |
| R51.htm | 19355 | 2021-03-15 15:58:34 |
| R52.htm | 11490 | 2021-03-15 15:58:34 |
| R53.htm | 79200 | 2021-03-15 15:58:34 |
| R54.htm | 11121 | 2021-03-15 15:58:34 |
| R55.htm | 20718 | 2021-03-15 15:58:34 |
| R56.htm | 37929 | 2021-03-15 15:58:34 |
| R57.htm | 16611 | 2021-03-15 15:58:34 |
| R58.htm | 27357 | 2021-03-15 15:58:34 |
| R59.htm | 25063 | 2021-03-15 15:58:34 |
| R6.htm | 57920 | 2021-03-15 15:58:34 |
| R60.htm | 45823 | 2021-03-15 15:58:34 |
| R61.htm | 63017 | 2021-03-15 15:58:34 |
| R62.htm | 92050 | 2021-03-15 15:58:34 |
| R63.htm | 20551 | 2021-03-15 15:58:34 |
| R64.htm | 33523 | 2021-03-15 15:58:34 |
| R65.htm | 10325 | 2021-03-15 15:58:34 |
| R66.htm | 65337 | 2021-03-15 15:58:34 |
| R67.htm | 70931 | 2021-03-15 15:58:34 |
| R68.htm | 6304 | 2021-03-15 15:58:34 |
| R69.htm | 10358 | 2021-03-15 15:58:34 |
| R7.htm | 9452 | 2021-03-15 15:58:34 |
| R70.htm | 31949 | 2021-03-15 15:58:34 |
| R71.htm | 32285 | 2021-03-15 15:58:34 |
| R72.htm | 13610 | 2021-03-15 15:58:34 |
| R73.htm | 44434 | 2021-03-15 15:58:34 |
| R74.htm | 11761 | 2021-03-15 15:58:34 |
| R75.htm | 28784 | 2021-03-15 15:58:34 |
| R76.htm | 63278 | 2021-03-15 15:58:34 |
| R77.htm | 15551 | 2021-03-15 15:58:34 |
| R78.htm | 33270 | 2021-03-15 15:58:34 |
| R79.htm | 53986 | 2021-03-15 15:58:34 |
| R8.htm | 123027 | 2021-03-15 15:58:34 |
| R80.htm | 137454 | 2021-03-15 15:58:34 |
| R81.htm | 13949 | 2021-03-15 15:58:34 |
| R9.htm | 85328 | 2021-03-15 15:58:34 |
| R9999.htm | 12009 | 2021-03-15 15:58:34 |
| report.css | 2768 | 2021-03-15 15:58:34 |
| Show.js | 1086 | 2021-03-15 15:58:34 |
| wlfc-20201231.htm | 2283752 | 2021-03-15 15:58:34 |
| wlfc-20201231.xsd | 76468 | 2021-03-15 15:58:34 |
| wlfc-20201231xex211xlistof.htm | 22692 | 2021-03-15 15:58:34 |
| wlfc-20201231xex231xconsent.htm | 3605 | 2021-03-15 15:58:34 |
| wlfc-20201231xex311.htm | 10441 | 2021-03-15 15:58:34 |
| wlfc-20201231xex312.htm | 10062 | 2021-03-15 15:58:34 |
| wlfc-20201231xex32.htm | 5779 | 2021-03-15 15:58:34 |
| wlfc-20201231_cal.xml | 140150 | 2021-03-15 15:58:34 |
| wlfc-20201231_def.xml | 444031 | 2021-03-15 15:58:34 |
| wlfc-20201231_htm.xml | 2182120 | 2021-03-15 15:58:34 |
| wlfc-20201231_lab.xml | 931847 | 2021-03-15 15:58:34 |
| wlfc-20201231_pre.xml | 643548 | 2021-03-15 15:58:34 |