Concentration of Risk - Schedule of Concentration of Risk by Regions (Details) $ in Thousands	12 Months Ended
Dec. 31, 2023 USD ($) customer	Dec. 31, 2022 USD ($) customer aircraft
Concentration Risk [Line Items]
Net Book Value	$ 26,231,208	$ 24,538,385
Disposal Group, Held-for-sale, Not Discontinued Operations \| Four Aircrafts
Concentration Risk [Line Items]
Number of aircraft \| aircraft		4
Property, plant and equipment		$ 153,500
Net Assets, Geographic Area \| Geographic Region
Concentration Risk [Line Items]
Net Book Value	$ 26,231,208	$ 24,538,385
% of Total	100.00%	100.00%
Net Assets, Geographic Area \| Geographic Region \| Asia Pacific
Concentration Risk [Line Items]
Net Book Value	$ 10,456,435	$ 10,818,250
% of Total	39.80%	44.10%
Net Assets, Geographic Area \| Geographic Region \| Europe
Concentration Risk [Line Items]
Net Book Value	$ 9,881,024	$ 7,985,317
% of Total	37.70%	32.50%
Net Assets, Geographic Area \| Geographic Region \| Central America, South America, and Mexico
Concentration Risk [Line Items]
Net Book Value	$ 2,361,089	$ 1,924,216
% of Total	9.00%	7.80%
Net Assets, Geographic Area \| Geographic Region \| The Middle East and Africa
Concentration Risk [Line Items]
Net Book Value	$ 2,062,420	$ 2,253,342
% of Total	7.90%	9.30%
Net Assets, Geographic Area \| Geographic Region \| U.S. and Canada
Concentration Risk [Line Items]
Net Book Value	$ 1,470,240	$ 1,557,260
% of Total	5.60%	6.30%
Number of Customers Geographic Area \| Geographic Region
Concentration Risk [Line Items]
% of Total	100.00%	100.00%
Number of customers \| customer	119	117
Number of Customers Geographic Area \| Geographic Region \| Asia Pacific
Concentration Risk [Line Items]
% of Total	28.60%	29.00%
Number of customers \| customer	34	34
Number of Customers Geographic Area \| Geographic Region \| Europe
Concentration Risk [Line Items]
% of Total	42.00%	41.90%
Number of customers \| customer	50	49
Number of Customers Geographic Area \| Geographic Region \| Central America, South America, and Mexico
Concentration Risk [Line Items]
% of Total	6.70%	6.00%
Number of customers \| customer	8	7
Number of Customers Geographic Area \| Geographic Region \| The Middle East and Africa
Concentration Risk [Line Items]
% of Total	12.60%	12.00%
Number of customers \| customer	15	14
Number of Customers Geographic Area \| Geographic Region \| U.S. and Canada
Concentration Risk [Line Items]
% of Total	10.10%	11.10%
Number of customers \| customer	12	13

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- Definition

Represents the number of customers of the entity.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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- Definition

Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of.

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- Definition

Amount, after accumulated depreciation, of long-lived, depreciable flight asset owned and right-of-use asset from finance lease.

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