Net Loss per Share Available to Common Stockholders - Schedule of Basic and Diluted Net Loss per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Numerator:
Net loss available to Class A and Class B common stockholders	$ (301,708)	$ (164,473)	$ (157,574)
Denominator:
Weighted average shares used to compute net loss per share available to Class A and Class B common stockholders, basic (in shares)	185,907	173,438	138,722
Weighted average shares used to compute net loss per share available to Class A and Class B common stockholders, diluted (in shares)	185,907	173,438	138,722
Net loss per share attributable to Class A and Class B common stockholders, basic (in dollars per share)	$ (1.62)	$ (0.95)	$ (1.14)
Net loss per share attributable to Class A and Class B common stockholders, diluted (in dollars per share)	$ (1.62)	$ (0.95)	$ (1.14)