Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025		Jun. 30, 2024
Cash flows from operating activities:
Net (loss) income	$ (250,616)		$ 42,579
Adjustments to reconcile net income (loss) to cash flows from operating activities:
Stock-based compensation expense	78,453		91,174
(Gain) loss on strategic investments	54,007		(1,079)
Depreciation and amortization expense	20,818		17,463
Reduction in the carrying amounts of the right of use assets	7,956		7,964
Accretion of investment discount, net	(3,778)		(22,859)
Non-cash change in the fair value of derivatives	0		10,100
Other	3,303		2,513
Changes in operating assets and liabilities, net:
Decrease in accounts receivable	74,693		40,330
Decrease (increase) in manufacturing-related deposits and prepaids	68,869		(203,344)
Increase in inventory	(236,548)		(162,972)
(Increase) decrease in other assets	(37,258)		6,627
Decrease in deferred revenue	(59,825)		(40,380)
Decrease in accounts payable, accrued expenses, lease liabilities and other liabilities	(42,174)		(15,250)
Net cash used in operating activities	(322,100)		(227,134)
Cash flows from investing activities:
Purchase of property and equipment	(75,447)		(61,611)
Purchase of available-for-sale securities	(44,658)		(547,282)
Maturity and sales of available-for-sale securities	109,384		739,161
Purchase of intangible assets and other	(2,426)		(10,000)
Acquisition of strategic investments	(245,819)		0
Net cash (used in) provided by investing activities	(258,966)		120,268
Cash flows from financing activities:
Proceeds from exercise of stock options and purchase of stock under the Employee Stock Purchase Program	17,181		62,058
Repurchases of common stock	(25,013)		0
Payments related to Revolving Credit Facility	(3,514)		0
Net cash (used in) provided by financing activities	(11,346)		62,058
Decrease in cash, cash equivalents and restricted cash	(592,412)		(44,808)
Cash, cash equivalents and restricted cash:
Beginning of period	1,118,589		444,009
End of period	526,177		399,201
Reconciliation of cash, cash equivalents and restricted cash:
Cash and cash equivalents	510,598		383,622
Restricted cash in other assets	15,579	[1]	15,579
Total cash, cash equivalents and restricted cash	526,177		399,201
Supplemental disclosure of cash flow information:
Cash paid during the period for income taxes	20,093		7,990
Cash paid during the period for interest	7,188		7,981
Supplemental schedule of non-cash activities:
Intangible assets and property and equipment included in accounts payable and accrued expenses	26,466		30,483
Capitalized stock-based compensation and depreciation as inventory	14,210		13,287
Lease liabilities arising from obtaining right of use assets	5,232		2,018
Common stock issued for conversion or exchange of 2024 Notes	$ 0		$ 14,184

[1] * The Company had $15.6 million in restricted cash included in other non-current assets on the Company’s unaudited condensed consolidated balance sheets as of both June 30, 2025 and December 31, 2024. Restricted cash for both periods relates to (i) letters of credit established under the Company’s various property leases that serve as security for potential future default of lease payments, (ii) a letter of credit established under a certain commercial supply agreement and (iii) collateralized cash for the Company’s credit cards. The restricted cash is unavailable for withdrawal or use for general obligations.