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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2024 | Jun. 30, 2023
Operating Activities |  |
Net income | $ 210,812 | $ 261,121
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation of flight equipment | 559,242 | 528,266
Stock-based compensation expense | 17,112 | 14,611
Deferred taxes | 50,575 | 59,114
Amortization of discounts and debt issuance costs | 26,401 | 26,719
Amortization of prepaid lease costs | 50,579 | 36,064
Gain on aircraft sales, trading and other activity | (97,978) | (86,838)
Changes in operating assets and liabilities: |  |
Other assets | (25,377) | 7,028
Accrued interest and other payables | 8,555 | 38,986
Rentals received in advance | (14,778) | (4,172)
Net cash provided by operating activities | 785,143 | 880,899
Investing Activities |  |
Acquisition of flight equipment under operating lease | (1,466,104) | (2,416,609)
Payments for deposits on flight equipment purchases | (179,213) | (134,825)
Proceeds from aircraft sales, trading and other activity | 430,476 | 1,261,476
Acquisition of aircraft furnishings, equipment and other assets | (191,952) | (125,541)
Net cash used in investing activities | (1,406,793) | (1,415,499)
Financing Activities |  |
Cash dividends paid on Class A common stock | (46,703) | (44,382)
Cash dividends paid on preferred stock | (22,933) | (20,850)
Tax withholdings on stock-based compensation | (9,384) | (3,354)
Net change in unsecured revolving facility | (1,010,000) | (20,000)
Proceeds from debt financings | 3,024,408 | 1,538,087
Payments in reduction of debt financings | (1,503,849) | (1,287,880)
Debt issuance costs | (7,534) | (9,149)
Security deposits and maintenance reserve receipts | 198,377 | 188,471
Security deposits and maintenance reserve disbursements | (9,568) | (5,925)
Net cash provided by financing activities | 612,814 | 335,018
Net decrease in cash | (8,836) | (199,582)
Cash, cash equivalents and restricted cash at beginning of period | 464,492 | 780,017
Cash, cash equivalents and restricted cash at end of period | 455,656 | 580,435
Supplemental Disclosure of Cash Flow Information |  |
Cash paid during the period for interest, including capitalized interest of $21,709 and $21,336 at June 30, 2024 and 2023, respectively | 390,120 | 325,365
Cash paid for income taxes | 21,313 | 5,573
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 | 351,720 | 552,058
Flight equipment subject to operating leases reclassified to flight equipment held for sale | 744,559 | 1,339,087
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 | $ 23,389 | $ 22,205

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