Flight equipment subject to operating lease - Schedule of Flight Equipment Subject to Operating Lease (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Movement in Property, Plant and Equipment [Roll Forward]
Depreciation	$ (965,955)	$ (882,562)	$ (780,691)
Flight Equipment
Movement in Property, Plant and Equipment [Roll Forward]
Net book value as of December 31, 2021	22,899,004
Purchase of aircraft	3,827,407
Depreciation	(965,955)
Sale of aircraft and transfers to net investments in sales-type leases	(461,931)
Write-off of Russian fleet, net of recoveries	(760,140)
Net book value as of December 31, 2022	24,538,385	$ 22,899,004
Accumulated depreciation as of December 31, 2022	$ (4,928,503)

Tangible Asset Impairment Charges, Net

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Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Amount of increase (decrease) of physical assets used in the normal conduct of business and not intended for resale, from reclassification, impairment, donation, or changes classified as other. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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