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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) |  |

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