CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Revenue
Total revenue	$ 35,132	$ 16,588	$ 75,969	$ 38,933
Cost of revenue
Total cost of revenue	41,920	16,621	82,888	40,317
Operating expense
Research and development	6,881	2,637	14,057	6,641
Sales and marketing	4,948	1,328	9,094	4,048
General and administrative	7,910	4,104	15,673	12,759
Total operating expense	19,739	8,069	38,824	23,448
Loss from operations	(26,527)	(8,102)	(45,743)	(24,832)
Interest expense, net	(57)	(130)	(199)	(510)
Other income (expense), net	(58)	(417)	69	(909)
Loss before income taxes	(26,642)	(8,649)	(45,873)	(26,251)
Provision for income taxes	43	48	130	170
Net loss	(26,685)	(8,697)	(46,003)	(26,421)
Other comprehensive loss
Foreign currency translation adjustment	(69)	100	(134)	132
Comprehensive loss	$ (26,754)	$ (8,597)	$ (46,137)	$ (26,289)
Net loss per common share
Basic and diluted	$ (0.31)	$ (1.07)	$ (1.31)	$ (3.68)
Weighted-average number of shares used in computing net loss per share
Basic and diluted	85,273	8,148	35,181	7,188
Hardware
Revenue
Total revenue	$ 22,025	$ 9,782	$ 48,452	$ 23,956
Cost of revenue
Total cost of revenue	24,565	10,428	49,222	24,991
Professional Services
Revenue
Total revenue	8,180	4,717	15,345	9,558
Cost of revenue
Total cost of revenue	14,115	4,842	25,849	11,591
Hosted Services
Revenue
Total revenue	4,927	2,089	12,172	5,419
Cost of revenue
Total cost of revenue	$ 3,240	$ 1,351	$ 7,817	$ 3,735