Flight Equipment Held for Sale - Schedule of Flight Equipment Held for Sale (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment [Roll Forward]
Flight equipment subject to operating leases reclassified to flight equipment held for sale	$ 628,925	$ 60,572
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	628,925
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	529,016
Flight equipment subject to operating leases reclassified to flight equipment held for sale	628,925
Aircraft sales	(217,611)
Flight equipment held for sale, ending balance	$ 940,330