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v3.23.3

CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2023 | Sep. 30, 2022
Cash flows from operating activities: |  |
Net income | $ 418,017 | $ 243,609
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 53,867 | 42,766
Net amortization (accretion) of premium (discount) on marketable securities | (12,611) | 2,091
Provision for doubtful accounts | 1,282 | 52
Asset impairments | 903 | 1,200
Non-cash interest expense | 6,254 | 6,090
Net gain from change in fair value of debt securities | (5,408) | (390)
Stock-based compensation | 157,635 | 153,157
Deferred income taxes | (38,295) | 15,732
Changes in operating assets and liabilities: |  |
Accounts receivable | (118,249) | (18,680)
Inventory | (24,406) | (72,051)
Prepaid expenses and other assets | (57,376) | (20,826)
Accounts payable, accrued and other liabilities | 117,128 | 42,288
Warranty obligations | 57,420 | 32,207
Deferred revenues | 105,169 | 63,858
Net cash provided by operating activities | 661,330 | 491,103
Cash flows from investing activities: |  |
Purchases of property and equipment | (90,326) | (30,014)
Investments in private companies | (15,000) | (1,000)
Business acquisitions, net of cash acquired | 0 | (27,680)
Purchases of marketable securities | (1,743,674) | (572,237)
Maturities and sale of marketable securities | 1,406,608 | 377,156
Net cash used in investing activities | (442,392) | (253,775)
Cash flows from financing activities: |  |
Proceeds from exercise of equity awards and employee stock purchase plan | 1,315 | 5,280
Payment of withholding taxes related to net share settlement of equity awards | (93,100) | (19,396)
Repurchase of common stock | (310,000) | 0
Net cash used in financing activities | (401,785) | (14,116)
Effect of exchange rate changes on cash and cash equivalents | (322) | (4,945)
Net increase (decrease) in cash and cash equivalents | (183,169) | 218,267
Cash and cash equivalents—Beginning of period | 473,244 | 119,316
Cash and cash equivalents—End of period | 290,075 | 337,583
Supplemental disclosures of non-cash investing and financing activities: |  |
Purchases of property and equipment included in accounts payable | 16,183 | 5,366
Purchases of property and equipment through tenant improvement allowance | $ 0 | $ 748

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