Condensed Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenue:
Revenue	$ 30,550	$ 22,916
Cost of revenue:
Cost of revenue	26,108	22,627
Gross profit	4,442	289
Operating expenses:
Research and development	10,831	7,570
Sales and marketing	20,377	13,149
General and administrative	9,709	9,246
Total operating expenses	40,917	29,965
Loss from operations	(36,475)	(29,676)
Interest income and other income, net	120	112
Interest expense	(422)	(422)
Loss before provision for income taxes	(36,777)	(29,986)
Provision for income taxes	115	39
Net loss	$ (36,892)	$ (30,025)
Net loss per share, basic and diluted	$ (0.78)	$ (0.70)
Shares used in computing net loss per share, basic and diluted	47,487	42,760
Product Revenue
Revenue:
Revenue	$ 25,664	$ 18,210
Cost of revenue:
Cost of revenue	23,110	20,577
Service and Other Revenue
Revenue:
Revenue	4,886	4,706
Cost of revenue:
Cost of revenue	$ 2,998	$ 2,050