CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Cash flows from operating activities:
Net income (loss)	$ 563,202	$ (275,053)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	45,281	43,995
Stock-based compensation	125,591	116,418
Deferred income taxes	110,071	(51,733)
Other, net	(3,220)	2,588
Loss (gain) on equity investments	5,494	(139,188)
Loss on change in fair value of acquisition-related contingent consideration	34,333	437
Changes in operating assets and liabilities:
Accounts receivable	10,726	4,507
Prepaid expenses and other assets	(148,440)	(39,748)
Inventory	(48,099)	(84,976)
Accounts payable	17,752	38,573
Accrued and other liabilities	(401,883)	27,428
Net cash provided by (used in) operating activities	310,808	(356,752)
Cash flows from investing activities:
Sale of equity investments	7	227,257
Capital expenditures	(22,243)	(63,692)
Payments for intangible assets	0	(1,400)
Purchases of marketable securities	(97,346)	(204,091)
Maturities of marketable securities	101,807	182,634
Net cash (used in) provided by investing activities	(17,775)	140,708
Cash flows from financing activities:
Repurchases of common stock	0	(2,004,687)
Excise tax paid on repurchase of common stock	(19,100)	0
Proceeds from issuance of common stock under stock plans	18,123	14,960
Tax withholdings related to restricted and performance share vesting	(10,366)	(6,865)
Payment of finance lease liabilities	(2,245)	(1,782)
Payment of contingent consideration	(10,334)	(11,216)
Net cash used in financing activities	(23,922)	(2,009,590)
Effect of exchange rates on cash, cash equivalents, and restricted cash	(1,749)	(663)
Net increase (decrease) in cash, cash equivalents, and restricted cash	267,362	(2,226,297)
Cash, cash equivalents, and restricted cash at beginning of period	1,689,451	3,215,221
Cash, cash equivalents, and restricted cash at end of period	1,956,813	988,924
Supplemental Schedule of Cash Flow Information
Income taxes paid	177,919	229,674
Cash paid for contract dispute settlement	294,881	0
Unpaid purchase of intangible asset	25,000	0
Unpaid excise tax on repurchase of common stock	0	19,185
Unpaid purchases of property and equipment	4,046	800
Leased assets obtained in exchange for new operating lease liabilities	1,768	2,188
Leased assets obtained in exchange for new finance lease liabilities	$ 304	$ 1,468