CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Statement [Abstract]
Revenue	$ 195,036	$ 164,341	$ 383,875	$ 323,709
Cost of revenue	43,514	36,037	89,020	70,967
Gross profit	151,522	128,304	294,855	252,742
Operating expenses:
Sales and marketing	97,800	88,426	194,991	169,996
Research and development	37,845	36,228	76,028	70,518
General and administrative	26,622	26,870	53,737	52,996
Total operating expenses	162,267	151,524	324,756	293,510
Loss from operations	(10,745)	(23,220)	(29,901)	(40,768)
Interest income	6,566	693	11,661	943
Interest expense	(7,750)	(3,588)	(15,089)	(7,164)
Other expense, net	(944)	(1,863)	(1,491)	(2,807)
Loss before income taxes	(12,873)	(27,978)	(34,820)	(49,796)
Provision (benefit) for income taxes	3,101	(479)	6,251	2,209
Net loss	$ (15,974)	$ (27,499)	$ (41,071)	$ (52,005)
Net loss per share, basic (in usd per share)	$ (0.14)	$ (0.25)	$ (0.36)	$ (0.47)
Net loss per share, diluted (in usd per share)	$ (0.14)	$ (0.25)	$ (0.36)	$ (0.47)
Weighted-average shares used to compute net loss per share, basic (in shares)	115,131	111,041	114,465	110,287
Weighted-average shares used to compute net loss per share, diluted (in shares)	115,131	111,041	114,465	110,287