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Maintenance rights and lease premium, net - Schedule of Movements in Maintenance Rights (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Finite-lived Intangible Assets [Roll Forward] |  |
Maintenance rights at beginning of period | $ 2,099,513 |
Maintenance rights at end of period | 1,669,742 | $ 2,099,513
Maintenance Rights |  |
Finite-lived Intangible Assets [Roll Forward] |  |
Maintenance rights at beginning of period | 2,099,513 | 2,540,286
EOL and MR contract maintenance rights expense | (144,726) | (207,552)
MR contract maintenance rights write-off due to maintenance liability release | (38,525) | (17,747)
EOL contract maintenance rights write-off due to cash receipt | (159,682) | (102,940)
EOL and MR contract maintenance rights write-off due to sale of aircraft | (86,838) | (112,534)
Maintenance rights at end of period | $ 1,669,742 | $ 2,099,513

X
- Definition Amount of decrease to assets, excluding financial assets and goodwill, lacking physical substance with a finite life for end of lease (EOL) and maintenance reserve (MR) contract intangible write off due to sale of aircraft. + References No definition available. + Details
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Balance Type: | credit
Period Type: | duration

X
- Definition Amount of decrease to assets, excluding financial assets and goodwill, lacking physical substance with a finite life for end of lease (EOL) and maintenance reserve (MR) contract maintenance rights expense. + References No definition available. + Details
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X
- Definition Amount of decrease to assets, excluding financial assets and goodwill, lacking physical substance with a finite life for maintenance reserve (MR) contract maintenance rights write off due to maintenance liability release. + References No definition available. + Details
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X
- Definition Amount of decrease to assets, excluding financial assets and goodwill, lacking physical substance with a finite life for end of lease (EOL) contract cash receipt. + References No definition available. + Details
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- Definition Maintenance Rights + References No definition available. + Details
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Balance Type: | debit
Period Type: | instant

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
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X
- Details
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Balance Type: |
Period Type: |