Consolidated Statements of Operations and Comprehensive Loss - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Revenue:
Revenue	$ 7,087	$ 8,232
Cost of revenue:
Cost of revenue	10,872	11,096
Gross loss	(3,785)	(2,864)
Operating Expenses:
Research and development	28,942	19,348
Sales and marketing	14,756	13,395
General and administrative	20,172	19,323
Amortization of intangible assets	7,708	11,254
Change in fair value of contingent consideration	(1,115)	(1,565)
Property and equipment impairment	1,431	0
Total Operating Expenses	71,894	61,755
Operating Loss	(75,679)	(64,619)
Other Income (Expense), net
Gain on extinguishment of debt	0	2,847
Change in fair value of warrant liabilities	0	(1,981)
Interest income	1,141	590
Interest expense	(410)	(370)
Employee retention tax credit	0	1,311
Other expense, net	(295)	(15)
Total Other Income (Expense), net	436	2,382
Loss before income taxes	(75,243)	(62,237)
Income tax expense	(318)	(225)
Net loss	(75,561)	(62,462)
Comprehensive loss:
Net loss	(75,561)	(62,462)
Foreign currency translation loss	(1,867)	(2,985)
Unrealized loss on available-for-sale investments	(257)	(247)
Comprehensive loss	$ (77,685)	$ (65,694)
Net loss per common share attributable to common stockholders - basic and diluted (in dollars per share)	$ (0.32)	$ (0.28)
Weighted average number of shares used in computing net loss per common share - basic and diluted (in shares)	236,492	226,960
Product [Member]
Revenue:
Revenue	$ 4,327	$ 5,399
Cost of revenue:
Cost of revenue	5,303	5,741
Service [Member]
Revenue:
Revenue	1,373	1,520
Cost of revenue:
Cost of revenue	2,174	1,799
Lease [Member]
Revenue:
Revenue	1,387	1,313
Cost of revenue:
Cost of revenue	$ 3,395	$ 3,556