CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Operating Activities
Net income	$ 107,866	$ 128,720
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation of flight equipment	277,260	259,680
Stock-based compensation expense	8,275	5,896
Deferred taxes	26,687	28,726
Amortization of discounts and debt issuance costs	13,108	13,073
Amortization of prepaid lease costs	24,336	18,323
Gain on aircraft sales, trading and other activity	(51,346)	(41,650)
Changes in operating assets and liabilities:
Other assets	(16,829)	(26,907)
Accrued interest and other payables	(12,438)	(45,493)
Rentals received in advance	(5,589)	8,122
Net cash provided by operating activities	371,330	348,490
Investing Activities
Acquisition of flight equipment under operating lease	(706,179)	(1,236,828)
Payments for deposits on flight equipment purchases	0	(4,000)
Proceeds from aircraft sales, trading and other activity	200,401	21,391
Acquisition of aircraft furnishings, equipment and other assets	(124,546)	(53,939)
Net cash used in investing activities	(630,324)	(1,273,376)
Financing Activities
Cash dividends paid on Class A common stock	(23,316)	(22,178)
Cash dividends paid on preferred stock	(10,425)	(10,425)
Tax withholdings on stock-based compensation	(9,384)	(3,229)
Net change in unsecured revolving facility	353,000	653,000
Proceeds from debt financings	1,428,212	1,352,766
Payments in reduction of debt financings	(1,476,877)	(1,209,971)
Debt issuance costs	(1,694)	(3,159)
Security deposits and maintenance reserve receipts	93,464	93,377
Security deposits and maintenance reserve disbursements	(2,553)	(3,775)
Net cash provided by financing activities	350,427	846,406
Net increase/(decrease) in cash	91,433	(78,480)
Cash, cash equivalents and restricted cash at beginning of period	464,492	780,017
Cash, cash equivalents and restricted cash at end of period	555,925	701,537
Supplemental Disclosure of Cash Flow Information
Cash paid during the period for interest, including capitalized interest of $11,412 and $10,658 at March 31, 2024 and 2023, respectively	203,581	197,935
Cash paid for income taxes	3,033	3,571
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	155,214	227,738
Flight equipment subject to operating leases reclassified to flight equipment held for sale	276,094	80,036
Flight equipment subject to operating leases reclassified to investment in sales-type lease	33,629	0
Cash dividends declared on Class A common stock, not yet paid	$ 23,387	$ 22,203