CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 395,474	$ 301,916
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	59,119	72,819
Non-cash interest expense	1,969	2,699
Accretion of discount on investments	(3,695)	(6,619)
Stock-based compensation	134,496	149,652
Gain on sale of nonfinancial assets	0	(10,000)
Impairment of assets and other noncash adjustments	2,967	19,889
Acquired in-process research & development expense	220,963	0
Deferred income taxes	48,125	13,709
Unrealized foreign exchange gain	244	(22,352)
Other	(1,704)	(1,254)
Changes in operating assets and liabilities:
Accounts receivable, net	(107,378)	(130,456)
Inventory	(98,796)	(29,259)
Other current assets	(32,125)	(19,939)
Other assets	(32,679)	(31,839)
Accounts payable and accrued liabilities	119,478	68,019
Other long-term liabilities	21,892	10,229
Net cash provided by operating activities	728,350	387,214
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(62,316)	(65,894)
Maturities and sales of investments	294,547	478,436
Purchases of investments	(313,262)	(352,371)
Proceeds from sale of nonfinancial assets	0	10,000
Purchase of intangible assets	(5,569)	(11,225)
Acquisition, net of cash acquired	(285,193)	0
Other	0	1,141
Net cash provided by (used in) investing activities	(371,793)	60,087
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from exercises of awards under equity incentive plans	7,714	41,415
Taxes paid related to net share settlement of equity awards	(53,265)	(72,651)
Repayments of convertible debt	0	(494,987)
Other	0	(3,083)
Net cash used in financing activities	(45,551)	(529,306)
Effect of exchange rate changes on cash	(3,740)	2,326
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	307,266	(79,679)
Cash and cash equivalents:
Beginning of period	942,842	755,127
End of period	1,250,108	675,448
SUPPLEMENTAL CASH FLOW DISCLOSURES:
Cash paid for interest	3,572	6,654
Cash paid for income taxes	70,208	36,088
SUPPLEMENTAL CASH FLOW DISCLOSURES FOR NON-CASH INVESTING AND FINANCING ACTIVITIES:
Increase (decrease) in accounts payable and accrued liabilities related to fixed assets	7,014	8,457
Increase (decrease) in accounts payable and accrued liabilities related to intangible assets	$ (3,937)	$ (9,059)