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Concentration of Risk - Schedule of Rental of Flight Equipment Revenues from Flight Equipment Subject to Operating Leases (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Concentration Risk [Line Items]
Amount of Rental Revenue	$ 2,477,607	$ 2,214,508	$ 2,003,337
Sales | Geographic Region
Concentration Risk [Line Items]
Amount of Rental Revenue	$ 2,477,607	$ 2,214,508	$ 2,003,337
% of Total	100.00%	100.00%	100.00%
Sales | Geographic Region | Asia Pacific
Concentration Risk [Line Items]
Amount of Rental Revenue	$ 1,156,837	$ 1,067,270	$ 992,849
% of Total	46.70%	48.20%	49.60%
Sales | Geographic Region | Europe
Concentration Risk [Line Items]
Amount of Rental Revenue	$ 769,407	$ 611,091	$ 564,479
% of Total	31.10%	27.60%	28.20%
Sales | Geographic Region | The Middle East and Africa
Concentration Risk [Line Items]
Amount of Rental Revenue	$ 262,554	$ 251,243	$ 210,977
% of Total	10.60%	11.30%	10.50%
Sales | Geographic Region | Central America, South America and Mexico
Concentration Risk [Line Items]
Amount of Rental Revenue	$ 156,275	$ 141,638	$ 104,315
% of Total	6.30%	6.40%	5.20%
Sales | Geographic Region | U.S. and Canada
Concentration Risk [Line Items]
Amount of Rental Revenue	$ 132,534	$ 143,266	$ 130,717
% of Total	5.30%	6.50%	6.50%

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Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable.

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