Document and Entity Information
Document and Entity Information Document - USD ($) $ in Millions | 12 Months Ended | ||
Dec. 31, 2020 | Jun. 30, 2020 | Apr. 15, 2020 | |
Cover [Abstract] | |||
Document Type | 10-K/A | ||
Document Annual Report | true | ||
Document Period End Date | Dec. 31, 2020 | ||
Current Fiscal Year End Date | --12-31 | ||
Document Transition Report | false | ||
Entity File Number | 001-15369 | ||
Entity Registrant Name | WILLIS LEASE FINANCE CORP | ||
Entity Central Index Key | 0001018164 | ||
Document Fiscal Year Focus | 2020 | ||
Document Fiscal Period Focus | FY | ||
Amendment Flag | false | ||
Entity Incorporation, State or Country Code | DE | ||
Entity Tax Identification Number | 68-0070656 | ||
Entity Address, Address Line One | 4700 Lyons Technology Parkway | ||
Entity Address, City or Town | Coconut Creek | ||
Entity Address, State or Province | FL | ||
Entity Address, Postal Zip Code | 33073 | ||
City Area Code | 561 | ||
Local Phone Number | 349-9989 | ||
Title of 12(b) Security | Common Stock, $0.01 par value per share | ||
Trading Symbol | WLFC | ||
Security Exchange Name | NASDAQ | ||
Entity Well-known Seasoned Issuer | No | ||
Entity Voluntary Filers | No | ||
Entity Current Reporting Status | Yes | ||
Entity Interactive Data Current | Yes | ||
Entity Filer Category | Accelerated Filer | ||
Entity Small Business | true | ||
Entity Emerging Growth Company | false | ||
ICFR Auditor Attestation Flag | true | ||
Entity Shell Company | false | ||
Entity Public Float | $ 76.6 | ||
Entity Common Stock, Shares Outstanding | 6,749,008 | ||
Documents Incorporated by Reference | None. |