CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
CASH FLOWS FROM OPERATING ACTIVITIES
Net loss	$ (7,692)	$ (13,215)
Adjustments to reconcile net loss to net cash used by operating activities
Depreciation and amortization	1,501	1,254
Provision for warranty expense	(552)
Non-cash lease expense	375	299
Stock-based compensation related to acquisition		109
Stock-based compensation	3,281	3,571
Compensation expense related to acquisition	137	1,625
Change in fair value of earnout related to acquisition	80	141
Non-cash interest expense	39	32
Provision for excess and obsolete inventory	96	(60)
Provision for doubtful accounts	1,181	(89)
Non-cash legal accrual (Note 12 "Commitments and Contingencies")	4,955
Change in operating assets and liabilities
Accounts receivable	2,701	3,483
Inventory	5,612	8,949
Deferred cost of revenue	2,726	3,294
Prepaid expenses and other assets	349	(4,577)
Accounts payable	(7,448)	(6,661)
Accrued expenses and other liabilities	(6,673)	(11,129)
Deferred revenue	(3,591)	3,011
Lease liabilities	(414)	(327)
Net cash used in operating activities	(3,337)	(10,290)
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of property and equipment	(34)	(27)
Capitalized software costs	(922)	(1,142)
Net cash used in investing activities	(956)	(1,169)
CASH FLOWS FROM FINANCING ACTIVITIES
Payments for repurchases of Class A common stock	(4,373)
Proceeds from options exercise	2	71
Proceeds from ESPP purchases	337	438
Taxes paid related to net share settlements of stock-based compensation awards	(898)	(661)
Payment of earnout related to acquisition	(1,530)	(1,702)
Net cash used in financing activities	(6,462)	(1,854)
Effect of exchange rate changes on cash and cash equivalents	(6)	27
Net decrease (increase) in cash, cash equivalents, and restricted cash	(10,761)	(13,286)
Cash, cash equivalents, and restricted cash - beginning of period	215,709	217,713	$ 217,713
Cash, cash equivalents, and restricted cash - end of period	204,948	204,427	215,709
Reconciliation of cash, cash equivalents, and restricted cash to the consolidated balance sheets
Cash and cash equivalents	204,701	203,933	215,214
Restricted cash, current portion	247	247	495
Restricted cash, included in other long-term assets		247
Total cash, cash equivalents, and restricted cash	204,948	204,427	$ 215,709
Supplemental disclosure of cash flow information
Interest paid	72	70
Cash paid for income taxes	6
Schedule of non-cash investing and financing activities
Accrued property and equipment at period end	81	$ 8
Stock repurchases excise tax charged to equity	$ 24