CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities:
Net income (loss)	$ 174,227	$ 147,139	$ (60,018)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Stock-based compensation	131,358	106,176	303,331
Deferred income taxes	(73,002)	22,090	(81,303)
Realized and unrealized loss (gain) on strategic investments and marketable securities, net	41,785	(98,943)	(23,035)
Depreciation and amortization	32,638	24,381	18,694
Bond amortization	(16,449)	(1,463)	5,217
Noncash lease expense	6,846	6,725	5,573
Unrecognized tax benefits	4,775	3,475	(706)
Amortization of issuance costs	3,126	198
Other noncash items	2,322	6,530	24
Change in assets and liabilities:
Accounts and notes receivable and contract assets	(172,524)	(73,228)	(205,769)
Inventory	(71,896)	(95,987)	(18,272)
Prepaid expenses and other assets	(102,370)	(52,207)	(40,158)
Accounts payable, accrued and other liabilities	64,384	80,757	45,301
Deferred revenue	164,043	159,718	175,615
Net cash provided by operating activities	189,263	235,361	124,494
Cash flows from investing activities:
Purchases of investments	(545,988)	(764,374)	(362,479)
Proceeds from call / maturity of investments	657,418	72,138	718,617
Proceeds from sale of strategic investments			14,546
Purchases of property, plant and equipment	(59,635)	(55,802)	(49,886)
Proceeds from disposal of property and equipment	98	287	43
Purchase of intangible assets	(635)	(307)	(392)
Strategic investments	(17,692)	(80,805)	(45,500)
Business acquisition, net of cash acquired	(21,090)	(2,104)	(22,393)
Net cash provided by (used in) investing activities	12,476	(830,967)	252,556
Cash flows from financing activities:
Net proceeds from equity offering	94,705	(74)	105,514
Proceeds from options exercised	54,503		51,614
Income and payroll tax payments for net-settled stock awards	(107,894)	(4,870)	(331,309)
Net proceeds from issuance of convertible senior notes		673,769
Proceeds from issuance of warrants		124,269
Purchase of convertible note hedge		(194,994)
Net cash provided by (used in) financing activities	41,314	598,100	(174,181)
Effect of exchange rate changes on cash and cash equivalents	2,065	(3,380)	(1,982)
Net increase (decrease) in cash and cash equivalents	245,118	(886)	200,887
Cash and cash equivalents and restricted cash, beginning of period	355,552	356,438	155,551
Cash and cash equivalents and restricted cash, end of period	$ 600,670	$ 355,552	$ 356,438