CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Operating activities
Net loss	$ (36,633)	$ (39,605)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	3,977	4,208
Non-cash interest expense	430	359
Stock-based compensation expense	5,279	4,995
Deferred taxes	37
Change in fair value of contingent consideration	267	757
Credit losses on accounts receivable	915
Net accretion of marketable securities	(1,026)	(5)
Operating lease right of use assets	1,142	1,156
Provision for excess and obsolete inventories	2,779	2,198
Impairment	2,971	0
Changes in operating assets and liabilities:
Accounts receivable, net	(475)	(3,137)
Prepaid expenses and other assets	866	2,342
Inventories, net	(9,597)	(4,045)
Accounts payable	(1,991)	1,104
Accrued expenses and other liabilities	528	(2,140)
Operating lease liabilities	(1,084)	(1,065)
Deferred revenue	(250)	1,316
Net cash used in operating activities	(31,865)	(31,562)
Investing activities
Purchases of property and equipment	(980)	(2,227)
Purchases of marketable securities	(69,783)
Sales of marketable securities	5,000
Maturities Of Marketable Securities	26,000	7,000
Net cash (used in) provided by investing activities	(39,763)	4,773
Financing activities
Sale of common stock in underwritten offering, net of costs		48,071
Proceeds from stock option exercises	59	201
Settlement of restricted stock units for tax withholding obligations	(214)	(94)
Principal payments on financing leases	(354)	(321)
Payments of debt issuance costs		(33)
Payments of deferred offering costs	(150)	(207)
Payments of contingent consideration	(1,910)	(1,709)
Net cash used in financing activities	(2,569)	45,908
Net decrease in cash, cash equivalents, and restricted cash	(74,197)	19,119
Cash, cash equivalents, and restricted cash at beginning of period	83,824	74,532
Cash, cash equivalents, and restricted cash at end of period	9,627	93,651
Supplemental disclosures of cash flow information
Cash paid for interest	4,588	3,705
Supplemental disclosures of non-cash activities
Right-of-use asset obtained in exchange for lease liabilities		914
Unpaid offering costs related to sale of common stock in underwritten offer		254
Purchases of property and equipment included in accounts payable and accrued expenses	$ 44	$ 596