Unaudited Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Current assets
Cash and cash equivalents, including restricted cash of $152 for both periods presented	$ 32,398	$ 27,325
Trade receivables, net of allowances of $90 and $68, respectively; Including receivables from Related Party of $2.0 million and $2.8 million, respectively	7,096	5,234
Inventories	10,544	14,525
Prepaid expenses and other assets	2,096	2,450
Total current assets	52,134	49,534
Leasehold improvements and equipment, net	1,718	2,137
Intangible assets, net	397	510
Right-of-use assets, net	1,899	2,400
Other long-term assets	374	383
Total assets	56,522	54,964
Current liabilities
Accounts payable	6,903	10,232
Accrued expenses	9,592	9,493
Current maturities of operating lease obligations	1,008	691
Current maturities of finance lease obligations	12	11
Customer deposits	184	195
Total current liabilities	17,699	20,622
Deferred revenue	2,579	3,311
Operating lease obligations, less current maturities	1,873	2,563
Finance lease obligations, less current maturities	2	12
Total liabilities	22,153	26,508
Commitments and Contingencies (Note 10)
Stockholders' Equity
Common stock, $0.001 par value; authorized 150,000 shares; 76,027 shares and 74,981 shares issued and outstanding at September 30, 2024 and December 31, 2023, respectively	76	75
Additional paid-in capital	223,389	218,845
Accumulated deficit	(189,089)	(190,460)
Cumulative translation adjustments	(7)	(4)
Total stockholders' equity	34,369	28,456
Total liabilities and stockholders' equity	$ 56,522	$ 54,964