Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Revenue	$ 124,754	$ 102,089	$ 245,187	$ 190,451
Cost of revenue	46,348	41,162	89,151	79,987
Gross profit	78,406	60,927	156,036	110,464
Operating expenses:
Research and development	44,929	41,004	82,884	63,144
Sales and marketing	55,586	43,862	107,253	76,475
General and administrative	25,726	21,846	50,904	34,991
Total operating expenses	126,241	106,712	241,041	174,610
Loss from operations	(47,835)	(45,785)	(85,005)	(64,146)
Interest income	837	85	1,172	165
Other (expense) income, net	(1,173)	42	(1,598)	35
Loss before income taxes	(48,171)	(45,658)	(85,431)	(63,946)
Income tax expense	1,163	705	2,171	1,080
Net loss	$ (49,334)	$ (46,363)	$ (87,602)	$ (65,026)
Net loss per shares-basic	$ (0.34)	$ (0.35)	$ (0.61)	$ (0.75)
Net loss per share-diluted	$ (0.34)	$ (0.35)	$ (0.61)	$ (0.75)
Weighted average shares used in computing net loss per share-basic	144,782,220	131,804,121	143,909,469	86,761,169
Weighted average shares used in computing net loss per share-diluted	144,782,220	131,804,121	143,909,469	86,761,169