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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2024 | Jun. 30, 2023
Cash flows from operating activities: |  |
Net Income | $ 88 | $ 98
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |
Depreciation and amortization | 254 | 217
Stock-based compensation and other | 37 | 56
Special items - operating and other noncash | 0 | 238
Changes in certain assets and liabilities: |  |
Changes in deferred tax provision | 47 | (27)
Increase (Decrease) in Accounts Receivable | (55) | (55)
Increase (Decrease) in Contract with Customer, Liability | 440 | 394
Increase in deferred revenue | 38 | 80
Other - net | 23 | (223)
Net cash provided by operating activities | 872 | 832
Property and equipment additions: |  |
Aircraft and aircraft purchase deposits | (380) | (414)
Other flight equipment | (63) | (113)
Other property and equipment | (144) | (107)
Supplier Proceeds | 162 | 0
Purchases of marketable securities | (163) | (389)
Sales and maturities of marketable securities | 288 | 574
Investing activities - fleet transition | 133 | (29)
Other investing activities | 32 | (1)
Net cash used in investing activities | (135) | (479)
Cash flows from financing activities: |  |
Proceeds from issuance of debt | 279 | 0
Common stock repurchases | (49) | (57)
Long-term debt payments | (149) | (149)
Other financing activities | 6 | 41
Net cash provided by (used in) financing activities | 87 | (165)
Net increase in cash, cash equivalents, and restricted cash | 824 | 188
Cash, cash equivalents, and restricted cash at beginning of year | 308 | 369
Cash, cash equivalents, and restricted cash at end of the period | 1,132 | 557
Cash paid during the period for: |  |
Interest (net of amount capitalized) | 55 | 42
Income taxes | 0 | 14
Non-cash transactions: |  |
Right-of-use assets acquired through operating leases | 34 | 120
Operating lease converted to finance lease | 0 | 310
Noncash or Part Noncash Acquisition, Fixed Assets Acquired | 68 | 134
Reconciliation of cash, cash equivalents, and restricted cash at end of the period |  |
Cash and cash equivalents | 1,115 | 536
Restricted cash included in Prepaid expenses, assets held-for-sale and other current assets | 17 | 21
Total cash, cash equivalents, and restricted cash at end of the period | $ 1,132 | $ 557

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