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Associated companies (Schedule of equity method investments) (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Schedule of Equity Method Investments [Line Items] |  |
Equity method investments | $ 705,087 | $ 122,654
Maximum |  |
Schedule of Equity Method Investments [Line Items] |  |
Ownership (in percentage) | 50.00% |
Shannon Engine Support Ltd (“SES”) |  |
Schedule of Equity Method Investments [Line Items] |  |
Ownership (in percentage) | 50.00% |
Equity method investments | $ 530,815 | 0
AerDragon Aviation Partners Limited and its Subsidiaries (“AerDragon”) |  |
Schedule of Equity Method Investments [Line Items] |  |
Ownership (in percentage) | 16.70% |
Equity method investments | $ 81,336 | 72,861
AerLift Leasing Limited and Subsidiaries (“AerLift”) |  |
Schedule of Equity Method Investments [Line Items] |  |
Ownership (in percentage) | 39.30% |
Equity method investments | $ 31,047 | 31,681
Einn Volant Aircraft Leasing Holdings Ltd. (“EV”) |  |
Schedule of Equity Method Investments [Line Items] |  |
Ownership (in percentage) | 9.50% |
Equity method investments | $ 21,020 | 0
Acsal Holdco, LLC (“ACSAL”) |  |
Schedule of Equity Method Investments [Line Items] |  |
Ownership (in percentage) | 19.40% |
Equity method investments | $ 21,018 | 18,112
Gilead Aviation Designated Activity Company (“Gilead”) |  |
Schedule of Equity Method Investments [Line Items] |  |
Ownership (in percentage) | 9.90% |
Equity method investments | $ 13,713 | 0
Mubadala Infrastructure Investments Limited (“MIP”) |  |
Schedule of Equity Method Investments [Line Items] |  |
Ownership (in percentage) | 5.70% |
Equity method investments | $ 6,138 | $ 0

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