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Flight Equipment Held for Sale - Schedule of Flight Equipment Held for Sale (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment [Roll Forward]    
Flight equipment subject to operating leases reclassified to flight equipment held for sale $ 276,094 $ 80,036
Flight Equipment    
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment [Roll Forward]    
Flight equipment subject to operating leases reclassified to flight equipment held for sale 276,094  
Disposal Group, Held-for-sale, Not Discontinued Operations | Flight Equipment    
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment [Roll Forward]    
Flight equipment held for sale, beginning balance 605,104  
Flight equipment subject to operating leases reclassified to flight equipment held for sale 276,094  
Aircraft sales (214,798)  
Flight equipment held for sale, ending balance $ 666,400