CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Cash flows from operating activities:
Net income	$ 40,498	$ 418,017
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	60,724	53,867
Net accretion of discount on marketable securities	(1,109)	(12,611)
Provision for doubtful accounts	4,471	1,282
Asset impairment	24,141	903
Non-cash interest expense	6,462	6,254
Net loss (gain) from change in fair value of debt securities	1,730	(5,408)
Stock-based compensation	159,530	157,635
Deferred income taxes	(27,644)	(38,295)
Changes in operating assets and liabilities:
Accounts receivable	208,956	(118,249)
Inventory	54,758	(24,406)
Prepaid expenses and other assets	(117,856)	(57,376)
Accounts payable, accrued and other liabilities	(58,140)	117,128
Warranty obligations	(4,855)	57,420
Deferred revenues	(5,265)	105,169
Net cash provided by operating activities	346,401	661,330
Cash flows from investing activities:
Purchases of property and equipment	(25,540)	(90,326)
Investments in private companies	0	(15,000)
Purchases of marketable securities	(1,091,511)	(1,743,674)
Maturities and sale of marketable securities	994,677	1,406,608
Net cash used in investing activities	(122,374)	(442,392)
Cash flows from financing activities:
Partial settlement of convertible notes	(7)	0
Proceeds from issuance of common stock under employee equity plans	7,969	1,315
Payment of withholding taxes related to net share settlement of equity awards	(73,801)	(93,100)
Repurchase of common stock	(191,698)	(310,000)
Net cash used in financing activities	(257,537)	(401,785)
Effect of exchange rate changes on cash and cash equivalents	1,087	(322)
Net decrease in cash and cash equivalents	(32,423)	(183,169)
Cash and cash equivalents—Beginning of period	288,748	473,244
Cash and cash equivalents—End of period	256,325	290,075
Supplemental disclosures of non-cash investing activities:
Purchases of property and equipment included in accounts payable	$ 5,722	$ 16,183