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Net (recoveries) charges related to Ukraine Conflict - Schedule of Impairments Recognized as a Result of Conflict in Ukraine (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Unusual or Infrequent Item, or Both [Line Items] |  |  |
Net (recoveries) charges related to Ukraine Conflict | $ (194,750) | $ (1,287,972) | $ 2,665,651
Net (recoveries) write-offs and impairments of flight equipment |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |
Net (recoveries) charges related to Ukraine Conflict | (23,000) | (15,000) | 3,160,000
Insurance proceeds received |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |
Net (recoveries) charges related to Ukraine Conflict | (172,000) | (1,254,000) | 0
Derecognition of lease-related assets and liabilities |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |
Net (recoveries) charges related to Ukraine Conflict | 0 | 0 | (237,000)
Letters of credit receipts and other collections |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |
Net (recoveries) charges related to Ukraine Conflict | $ 0 | $ (19,000) | $ (257,000)

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