Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenue	$ 782	$ 350
Cost of revenue	544	4
Gross profit	238	346
Research and development expense	12,692	7,593
Sales, marketing, general and administrative expense	8,737	5,877
Total operating expenses	21,429	13,470
Loss from operations	(21,191)	(13,124)
Bargain purchase gain, net of tax	1,706	0
Other income (expense), net	639	(44)
Net loss before taxes	(18,846)	(13,168)
Provision for income taxes	(181)	0
Net loss	$ (19,027)	$ (13,168)
Net loss per share, basic	$ (0.11)	$ (0.08)
Net loss per share, diluted	$ (0.11)	$ (0.08)
Weighted-average shares outstanding - basic	174,703	164,563
Weighted-average shares outstanding - diluted	174,703	164,563