Investments - Additional Information (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2025 USD ($) engine	Mar. 31, 2025 USD ($) engine	Mar. 31, 2025 USD ($) engine	Mar. 31, 2025 USD ($) engine airframe	Mar. 31, 2024 USD ($) engine	Dec. 31, 2024 USD ($)
Schedule of Equity Method Investments [Line Items]
Initial capital contribution	$ 1,595
Equipment Held For Operating Lease
Schedule of Equity Method Investments [Line Items]
Net book value	$ 2,597,792	$ 2,597,792	$ 2,597,792	$ 2,597,792		$ 2,635,910
WMES
Schedule of Equity Method Investments [Line Items]
Ownership interest	50.00%	50.00%	50.00%	50.00%
Number of engines in lease portfolio | engine		53
Initial capital contribution	$ 0
Number of assets sold		3		1
Proceeds from sale of assets	32,200
Gain on sale of asset	$ 1,600
Lessee, operating lease, number of engines subleased | engine	2	2	2	2	1
ROU assets	$ 2,100	$ 2,100	$ 2,100	$ 2,100	$ 2,900
Total lease liabilities	2,100	2,100	2,100	2,100	2,900
WMES | Other Income | Asset Management
Schedule of Equity Method Investments [Line Items]
Other sales and revenue	1,200				$ 1,400
WMES | Equipment Held For Operating Lease
Schedule of Equity Method Investments [Line Items]
Net book value	363,100	$ 363,100	363,100	363,100
CASC Willis
Schedule of Equity Method Investments [Line Items]
Number of engines in lease portfolio | engine		4
Initial capital contribution	0
CASC Willis | Equipment Held For Operating Lease
Schedule of Equity Method Investments [Line Items]
Net book value	$ 37,300	$ 37,300	$ 37,300	$ 37,300
WGET
Schedule of Equity Method Investments [Line Items]
Ownership interest	70.00%	70.00%	70.00%	70.00%
Initial capital contribution	$ 1,595
Percentage of cost of the land			70.00%
WGET | Global Engine Maintenance
Schedule of Equity Method Investments [Line Items]
Ownership interest	30.00%	30.00%	30.00%	30.00%