Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Cash flows from operating activities:
Net loss	$ (146,849)	$ (19,725)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	14,821	12,480
Non-cash operating lease cost	3,858	4,138
Stock-based compensation to employees and directors	17,863	13,390
Increase in deferred tax assets, net	(25,010)	(691)
Loss from equity method securities	126,966	49,227
Other non-cash adjustments	(532)	97
Changes in operating assets and liabilities:
Accounts receivable, net	(1,887)	745
Inventories	(4,993)	(933)
Prepaids and other current assets	490	1,991
Other long-term assets, net	(1,195)	(1,004)
Accounts payable	11,749	(17,360)
Accrued liabilities	9,171	(11,633)
Unearned revenue	2,970	(8,335)
Operating lease liabilities	(4,170)	(4,285)
Other long-term liabilities	5,879	(506)
Net cash provided by operating activities	9,131	17,596
Cash flows from investing activities:
Disbursement for notes receivable	(10,000)	0
Purchase of intangible assets	(25,782)	0
Purchase of equity securities	0	(18,920)
Capital distribution from investment	4	1,224
Expenditures for property and equipment	(16,543)	(9,724)
Other investing activities, net	562	(584)
Net cash used in investing activities	(51,759)	(28,004)
Cash flows from financing activities:
Repurchase of shares	0	(60,077)
Payments of taxes withheld upon vesting of employee stock awards	(2,581)	(3,501)
Other financing activities, net	(775)	(1,646)
Net cash used in financing activities	(3,356)	(65,224)
Net decrease in cash, cash equivalents, and restricted cash	(45,984)	(75,632)
Cash, cash equivalents, and restricted cash, beginning of period	371,457	503,366
Cash, cash equivalents, and restricted cash, end of period	$ 325,473	$ 427,734