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Consolidated Statements of Cash Flows - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Cash flows from operating activities: |  |  |
Net income (loss) | $ 4,792 | $ 1,893 | $ (352)
Adjustments to reconcile net income (loss) to cash provided by operating activities: |  |  |
Depreciation and amortization | 44 | 81 | 138
Stock-based compensation expense | 1,120 | 930 | 899
Deferred income taxes | (2,875) | (1) | 11
Loss on warrants, net | 0 | 0 | 292
Impairment of long-lived assets | 0 | 91 | 113
Loss from extinguishment of debt | 0 | 0 | 377
Other, net | 83 | 117 | 74
Changes in operating assets and liabilities, net of acquisitions: |  |  |
Prepaids and other assets | (102) | (185) | (29)
Accrued expenses and other liabilities | 580 | 224 | 294
Unearned fees | 242 | 280 | 496
Net cash provided by operating activities | 3,884 | 3,430 | 2,313
Cash flows from investing activities: |  |  |
Purchases of short-term investments | (3,308) | (4,072) | (4,938)
Sales and maturities of short-term investments | 2,380 | 4,071 | 3,611
Other investing activities, net | (114) | (27) | (25)
Net cash used in investing activities | (1,042) | (28) | (1,352)
Cash flows from financing activities: |  |  |
Taxes paid related to net share settlement of equity awards | (1,224) | (607) | (177)
Principal repayment of long-term debt | 0 | 0 | (1,995)
Prepayment penalty on long-term debt | 0 | 0 | (213)
Proceeds from issuance of convertible senior notes, net of issuance costs | 0 | 0 | 1,979
Purchases of capped calls related to convertible senior notes | 0 | 0 | (100)
Proceeds from exercise of equity awards and employee stock purchase plan | 110 | 88 | 189
Repurchase of common stock | (2,252) | (1,500) | 0
Change in funds payable and amounts payable to customers | 936 | 1,330 | 1,625
Net cash provided by (used in) financing activities | (2,430) | (689) | 1,308
Effect of exchange rate changes on cash, cash equivalents, and restricted cash | 152 | (337) | (210)
Net increase in cash, cash equivalents, and restricted cash | 564 | 2,376 | 2,059
Cash, cash equivalents, and restricted cash, beginning of year | 12,103 | 9,727 | 7,668
Cash, cash equivalents, and restricted cash, end of year | $ 12,667 | $ 12,103 | $ 9,727

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- Definition Other cash or noncash adjustments to reconcile net income to cash provided by (used in) operating activities that are not separately disclosed in the statement of cash flows (for example, cash received or cash paid during the current period for miscellaneous operating activities, net change during the reporting period in other assets or other liabilities). + References No definition available. + Details
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- Definition Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 15 -Subparagraph (g) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-15 + Details
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- Definition Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 15 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-15 + Details
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