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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Operating activities      
Net (loss) income $ (4,714) $ 8,362 $ 12,202
Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities:      
Stock-based compensation 305 226 142
Depreciation and amortization 621 348 232
Amortization/accretion of investments (61) 31 54
Loss on equity investments, net 35 0 0
Deferred income taxes 828 (559) (318)
Other non-cash items 7 28 0
Changes in assets and liabilities, net of acquisition of business:      
Accounts receivable, net 493 1,790 (1,784)
Prepaid expenses and other assets 974 (1,699) (489)
Inventory 747 492 (1,394)
Right-of-use assets, operating leases (605) 21 (58)
Accounts payable 13 240 204
Accrued liabilities (340) 612 989
Deferred revenue (2,060) (4,157) 2,824
Income taxes payable 15 (828) 876
Operating lease liabilities 551 (14) 17
Other liabilities 73 88 123
Net cash (used in) provided by operating activities (3,118) 4,981 13,620 Close
Investing activities      
Purchases of marketable securities (3,760) (11,435) (12,652)
Proceeds from maturities of marketable securities 5,575 3,151 1,338
Proceeds from sales of marketable securities 3,206 3,548 3,105
Purchases of property, plant and equipment (707) (400) (284)
Acquisition of business, net of cash acquired (85) 0 0
Investment in convertible notes and equity securities (23) (40) (30)
Net cash provided by (used in) investing activities 4,206 (5,176) (8,523) Close
Financing activities      
Proceeds from issuance of common stock through equity plans 46 65 124
Repurchase of common stock, including excise tax (1,153) (3,329) (857)
Changes in financing lease liabilities (270) (184) (140)
Net cash used in financing activities (1,377) (3,448) (873) Close
Net (decrease) increase in cash, cash equivalents and restricted cash (289) (3,643) 4,224 Close
Cash, cash equivalents and restricted cash, beginning of year 3,217 6,860 2,636
Cash, cash equivalents and restricted cash, end of year 2,928 3,217 6,860
Supplemental cash flow information      
Cash (received) paid for income taxes (357) 2,729 480
Cash paid for interest 39 25 14
Non-cash investing and financing activities      
Purchases of property, plant and equipment included in accounts payable and accrued liabilities $ 130 $ 72 $ 111