CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Operating activities:
Net Income (Loss)	$ (12,424)	$ (21,984)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	6,066	2,973
Stock-based compensation	23,372	22,173
Accretion of discount or amortization of premium on investments	(1,285)	419
Amortization of debt issuance costs	802	806
Induced conversion expense related to convertible notes		2,232
Deferred tax expense	(399)
Changes in operating assets and liabilities, net of amounts acquired:
Accounts receivable	(7,755)	(4,679)
Inventory	(64,733)	(10,089)
Prepaid expenses and other assets	2,277	1,463
Accounts payable	6,113	(2,201)
Accrued compensation and employee related benefits	(1,879)	(437)
Accrued and other liabilities	2,043	(106)
Operating lease right-of-use assets	1,331	1,623
Operating lease liabilities	(1,661)	(2,034)
Deferred revenue	(972)	2,202
Net cash used in operating activities	(49,104)	(7,639)
Investing activities:
Purchases of investments		(115,697)
Proceeds from sales of investments	13,372
Proceeds from maturities of investments	92,424	46,805
Purchases of intangible assets	(250)
Purchases of property and equipment	(13,198)	(3,724)
Business acquisitions, net of cash acquired	(23,357)
Net cash provided by (used in) investing activities	68,991	(72,616)
Financing activities:
Proceeds from exercise of stock options and employee stock purchase plan	5,753	6,496
Net cash provided by (used in) financing activities	5,753	(11,068)
Effect of exchange rate changes on cash and cash equivalents	7
Net increase (decrease) in cash and cash equivalents	25,647	(91,323)
Cash and cash equivalents
Beginning of period	19,597	123,903
End of period	45,244	32,580
Supplemental disclosure of cashflow information:
Cash paid for interest	1,617	1,803
Purchases of property and equipment not yet paid	1,973	891
Operating lease liabilities arising from obtaining ROU assets	979
Lease liabilities arising from remeasurement of ROU assets	159
26,396 shares of common stock issued for Voyantic Oy acquisition	3,579
Acquisition-related contingent consideration liability	$ 4,602
2019 Notes
Financing activities:
Payment of 2019 Notes		$ (17,564)