Net Loss Per Share - Computation of Basic and Diluted Loss Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Numerator:
Net loss	$ (36,261)	$ (44,566)
Net income attributable to the redeemable noncontrolling interest	0	164
Net (loss) income attributable to noncontrolling interests	(260)	164
Net loss attributable to holders of Class A, Class B, and Class C common stock	$ (36,001)	$ (44,894)
Denominator:
Weighted average common shares outstanding, basic (in shares)	140,704	136,425
Weighted average common shares outstanding, diluted (in shares)	140,704	136,425
Net loss per common share, basic (in dollars per share)	$ (0.26)	$ (0.33)
Net loss per common share, diluted (in dollars per share)	$ (0.26)	$ (0.33)