CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Operating Activities
Net income	$ 125,896	$ 375,832
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation of flight equipment	309,783	299,019
Recoveries of Russian fleet write-off	0	(331,938)
Stock-based compensation expense	5,096	17,616
Deferred taxes	23,912	95,322
Amortization of prepaid lease costs	21,049	22,704
Amortization of discounts and debt issuance costs	12,408	13,995
Foreign currency remeasurement (gain)/loss on sales-type leases	3,058	(5,764)
Gain on aircraft sales, trading and other activity	(53,780)	(68,838)
Changes in operating assets and liabilities:
Other assets	38,434	13,581
Accrued interest and other payables	34,003	(34,234)
Rentals received in advance	(16,522)	(8,949)
Net cash provided by operating activities	503,337	388,346
Investing Activities
Acquisition of flight equipment	(572,689)	(585,725)
Payments for deposits on flight equipment purchases	(189,766)	(179,774)
Proceeds from aircraft sales, trading and other activity	248,586	407,624
Proceeds from settlement of insurance claims	0	328,546
Acquisition of aircraft furnishings, equipment and other assets	(58,314)	(72,871)
Net cash used in investing activities	(572,183)	(102,200)
Financing Activities
Cash dividends paid on Class A common stock	(24,588)	(24,503)
Cash dividends paid on preferred stock	(11,081)	(11,081)
Tax withholdings on stock-based compensation	(15,952)	(12,271)
Net change in unsecured revolving facilities	2,170,000	30,000
Net change in commercial paper balance	(315,100)	888,500
Proceeds from debt financings	100,000	199,950
Payments in reduction of debt financings	(1,857,406)	(1,477,864)
Debt issuance costs	(47)	(1,385)
Security deposits and maintenance reserve receipts	120,734	114,436
Security deposits and maintenance reserve disbursements	(13,100)	(7,419)
Net cash provided/(used in) by financing activities	153,460	(301,637)
Net increase/(decrease) in cash	84,614	(15,491)
Cash, cash equivalents and restricted cash at beginning of period	469,950	476,104
Cash, cash equivalents and restricted cash at end of period	554,564	460,613
Supplemental Disclosure of Cash Flow Information
Cash paid during the period for interest, including capitalized interest of $11,277 and $7,860 at March 31, 2026 and 2025, respectively	217,861	237,890
Cash paid for income taxes	2,143	38
Supplemental Disclosure of Noncash Activities
Buyer furnished equipment, capitalized interest and deposits on flight equipment purchases applied to acquisition of flight equipment and other assets	197,492	214,047
Flight equipment subject to operating leases reclassified to flight equipment held for sale	628,925	60,572
Transfer of flight equipment to investment in sales-type lease	21,674	33,778
Cash dividends declared on Class A common stock, not yet paid	$ 24,731	$ 24,587