CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue:
Total revenue	$ 19,215	$ 16,513	$ 34,789	$ 28,958
Cost of revenue:
Total cost of revenue	8,643	8,293	15,874	14,320
Gross profit	10,572	8,220	18,915	14,638
Operating expenses:
Research and development	23,220	17,088	46,843	32,804
Sales and marketing	16,438	10,540	31,640	20,347
General and administrative	19,369	17,279	38,419	51,920
Total operating expenses	59,027	44,907	116,902	105,071
Loss from operations	(48,455)	(36,687)	(97,987)	(90,433)
Interest income	260	607	270	846
Interest expense		(7)		(645)
Change in fair value of warrant liabilities	12,805	33,458	17,968	87,570
Other income (expense), net	(388)	(262)	(488)	(895)
Loss before provision for income taxes	(35,778)	(2,891)	(80,237)	(3,557)
Provision for income taxes	23	51	41	75
Net loss and comprehensive loss	$ (35,801)	$ (2,942)	$ (80,278)	$ (3,632)
Net loss per common share - basic	$ (0.18)	$ (0.02)	$ (0.40)	$ (0.02)
Net loss per common share - diluted	$ (0.18)	$ (0.02)	$ (0.40)	$ (0.02)
Weighted-average common shares outstanding - basic	199,399,356	192,180,141	199,200,909	149,286,700
Weighted-average common shares outstanding - diluted	199,399,356	192,180,141	199,200,909	149,286,700
Product
Revenue:
Total revenue	$ 13,429	$ 13,012	$ 24,443	$ 22,608
Cost of revenue:
Total cost of revenue	6,799	7,858	12,947	13,506
Subscription
Revenue:
Total revenue	5,786	3,501	10,346	6,350
Cost of revenue:
Total cost of revenue	$ 1,844	$ 435	$ 2,927	$ 814