Basic and Diluted Net Loss per Share - Computation of Basic and Diluted Net Loss per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Numerator:
Net loss attributable to common stockholders	$ (23,546)	$ (65,678)	$ (107,659)
Denominator:
Weighted average shares outstanding, basic (in shares)	209,344,712	204,516,120	186,781,537
Weighted average shares outstanding, diluted (in shares)	209,344,712	204,516,120	186,781,537
Basic net loss per share (in USD per share)	$ (0.11)	$ (0.32)	$ (0.58)
Diluted net loss per share (in USD per share)	$ (0.11)	$ (0.32)	$ (0.58)
Common Class A
Numerator:
Net loss attributable to common stockholders	$ (22,604)	$ (62,988)	$ (103,082)
Denominator:
Weighted average shares outstanding, basic (in shares)	200,967,089	196,138,497	178,840,009
Weighted average shares outstanding, diluted (in shares)	200,967,089	196,138,497	178,840,009
Basic net loss per share (in USD per share)	$ (0.11)	$ (0.32)	$ (0.58)
Diluted net loss per share (in USD per share)	$ (0.11)	$ (0.32)	$ (0.58)
Common Class V
Numerator:
Net loss attributable to common stockholders	$ (942)	$ (2,690)
Denominator:
Weighted average shares outstanding, basic (in shares)	8,377,623	8,377,623
Weighted average shares outstanding, diluted (in shares)	8,377,623	8,377,623
Basic net loss per share (in USD per share)	$ (0.11)	$ (0.32)
Diluted net loss per share (in USD per share)	$ (0.11)	$ (0.32)
Common Class F
Numerator:
Net loss attributable to common stockholders			$ (4,577)
Denominator:
Weighted average shares outstanding, basic (in shares)			7,941,528
Weighted average shares outstanding, diluted (in shares)			7,941,528
Basic net loss per share (in USD per share)			$ (0.58)
Diluted net loss per share (in USD per share)			$ (0.58)