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Associated companies
 12 Months Ended
Dec. 31, 2023
Equity Method Investments and Joint Ventures [Abstract]  
Associated companies Associated companies
As of December 31, 2023 and 2022, associated companies accounted for under the equity method of accounting consisted of the following:
% Ownership as of December 31, 2023As of December 31,
20232022
Shannon Engine Support Ltd (“SES”)50.0$797,185 $634,701 
AerDragon Aviation Partners Limited and its Subsidiaries (“AerDragon”)16.791,898 88,240 
Other
9.5-39.3
82,434 88,278 
$971,517 $811,219 
Our share of undistributed earnings of investments in which our ownership interest is less than 50% was $63 million as of December 31, 2023 and 2022