Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (33,565)	$ (53,331)
Adjustments to reconcile loss to net cash used in operating activities:
Depreciation and amortization	90	127
Accretion of investments	(4,163)	(2,583)
Stock-based compensation	14,303	10,999
Amortization of intangible asset	2,186	2,104
Changes in assets and liabilities:
Accounts receivable, net	20,921	8,590
Inventory	38,208	46,099
Prepaid and other current assets	4,471	28
Other long-term assets	110	(313)
Interest receivable	(250)	204
Deferred revenue	(4,850)	(10,372)
Accounts payable and other current liabilities	(55,382)	7,386
Other long-term liabilities	211	(1,413)
Net cash (used in) provided by operating activities	(17,710)	7,525
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of furniture, fixtures and equipment	0	(24)
Maturities of securities	185,800	160,997
Purchases of securities	(208,937)	(115,496)
Net cash (used in) provided by investing activities	(23,137)	45,477
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from the sale of common stock	122	240
Proceeds from exercise of stock options, net of transaction costs	10	1,880
Taxes paid related to stock-based awards	(1,592)	(1,973)
Net cash (used in) provided by financing activities	(1,460)	147
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH	(42,307)	53,149
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH, BEGINNING OF PERIOD	199,777	218,189
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH, END OF PERIOD	157,470	271,338
Cash paid during the year for:
Income taxes	(2,045)	(1,103)
Supplemental disclosure of non-cash transactions:
Initial recognition of operating lease right-of-use asset	1,068	430
Initial recognition of furniture, fixtures and equipment lease	$ 0	$ 624