CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Revenue	$ 201,529	$ 174,851	$ 585,404	$ 498,560
Cost of revenue	45,754	38,582	134,774	109,549
Gross profit	155,775	136,269	450,630	389,011
Operating expenses:
Sales and marketing	94,759	88,123	289,750	258,119
Research and development	37,052	36,131	113,080	106,649
General and administrative	31,877	24,973	85,614	77,969
Total operating expenses	163,688	149,227	488,444	442,737
Loss from operations	(7,913)	(12,958)	(37,814)	(53,726)
Interest income	7,662	1,803	19,323	2,746
Interest expense	(8,119)	(5,082)	(23,208)	(12,246)
Other expense, net	(6,502)	(2,073)	(7,993)	(4,880)
Loss before income taxes	(14,872)	(18,310)	(49,692)	(68,106)
Provision for income taxes	693	420	6,944	2,629
Net loss	$ (15,565)	$ (18,730)	$ (56,636)	$ (70,735)
Net loss per share, basic (in usd per share)	$ (0.13)	$ (0.17)	$ (0.49)	$ (0.64)
Net loss per share, diluted (in usd per share)	$ (0.13)	$ (0.17)	$ (0.49)	$ (0.64)
Weighted-average shares used to compute net loss per share, basic (in shares)	115,954	111,937	114,967	110,843
Weighted-average shares used to compute net loss per share, diluted (in shares)	115,954	111,937	114,967	110,843