Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Revenue:
Revenue	$ 1,123	$ 976
Cost of revenue:
Cost of revenue	3,056	2,947
Gross loss	(1,933)	(1,971)
Operating Expenses:
Research and development	8,091	10,139
Sales and marketing	3,642	4,553
General and administrative	4,374	5,468
Amortization of intangible assets	114	112
Change in fair value of contingent consideration	6,480	105
Total operating expenses	22,701	20,377
Operating loss	(24,634)	(22,348)
Other income (expenses), net
Change in fair value of warrant liabilities	2,116	0
Interest income	126	439
Other expense, net	(59)	(218)
Total other income (expense), net	2,183	221
Loss before income taxes	(22,451)	(22,127)
Income tax expense	(46)	(91)
Net loss	$ (22,497)	$ (22,218)
Net loss per common share attributable to common stockholders - basic and diluted (in dollars per share)	$ (0.08)	$ (0.09)
Weighted average number of shares used in computing net loss per common share - basic and diluted (in shares)	269,265	238,280
Comprehensive loss:
Net loss	$ (22,497)	$ (22,218)
Foreign currency translation (loss) gain	(494)	550
Unrealized gain on available-for-sale investments	8	307
Comprehensive loss	(22,983)	(21,361)
Product [Member]
Revenue:
Revenue	313	293
Cost of revenue:
Cost of revenue	1,681	1,225
Service [Member]
Revenue:
Revenue	285	195
Cost of revenue:
Cost of revenue	452	749
Lease [Member]
Revenue:
Revenue	525	488
Cost of revenue:
Cost of revenue	$ 923	$ 973