Net Income/(Loss) per Share Attributable to Class A, Class B and Class C Common Stockholders - Computation of Basic and Diluted Loss Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022	Jun. 30, 2021
Numerator:
Net income/(loss)	$ 64,496	$ (92,860)	$ (234,532)	$ (1,146)	$ (28,364)	$ (235,678)
Net income/(loss) attributable to Class A, Class B and Class C common stockholders, basic	64,496		(234,532)		(28,364)	(235,678)
Net income/(loss) attributable to Class A, Class B and Class C common stockholders, dilutive	$ 64,496		$ (234,532)		$ (28,364)	$ (235,678)
Denominator:
Weighted-average shares used in computing net loss per share attributable to Class A, Class B, and Class C stockholders, basic (in shares)	140,082,038		72,900,951		139,754,453	51,879,264
Effect of dilutive securities (in shares)	2,051,265		0		0	0
Weighted-average shares used in computing net loss per share attributable to Class A, Class B, and Class C stockholders, dilutive (in shares)	142,133,303		72,900,951		139,754,453	51,879,264
Net income/(loss) per share attributable to Class A, Class B, and Class C common stockholders, basic (in dollars per share)	$ 0.46		$ (3.22)		$ (0.20)	$ (4.54)
Net income/(loss) per share attributable to Class A, Class B, and Class C common stockholders, dilutive (in dollars per share)	$ 0.45		$ (3.22)		$ (0.20)	$ (4.54)