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| 0001018164-22-000004.txt | 2022-03-11 17:58:18 | |
 0001018164-22-000004-xbrl.zip | 19409 | 2022-03-11 17:58:18 |
| FilingSummary.xml | 1640 | 2022-03-11 17:58:18 |
| Financial_Report.xlsx | 5673 | 2022-03-11 17:58:18 |
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| q42021ex991.htm | 159254 | 2022-03-11 17:58:18 |
| R1.htm | 38586 | 2022-03-11 17:58:18 |
| report.css | 2767 | 2022-03-11 17:58:18 |
| Show.js | 1085 | 2022-03-11 17:58:18 |
| wlfc-20220314.htm | 38796 | 2022-03-11 17:58:18 |
| wlfc-20220314.xsd | 1899 | 2022-03-11 17:58:18 |
| wlfc-20220314_htm.xml | 10583 | 2022-03-11 17:58:18 |
| wlfc-20220314_lab.xml | 24137 | 2022-03-11 17:58:18 |
| wlfc-20220314_pre.xml | 12506 | 2022-03-11 17:58:18 |
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