Net Loss Per Share - Summary (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Numerator:
Allocation of undistributed earnings	$ (72,492)	$ (133,700)	$ (168,723)
Numerator for basic net loss per share – loss available to common stockholders	(72,492)	(133,700)	(168,723)
Numerator for diluted net loss per share – loss available to common stockholders	$ (72,492)	$ (133,700)	$ (168,723)
Denominator:
Weighted-average common shares outstanding (in shares)	211,682,760	205,385,544	199,848,386
Denominator for diluted net loss per share - weighted average common stock (in shares)	211,682,760	205,385,544	199,848,386
Basic net loss per share (in dollars per share)	$ (0.34)	$ (0.65)	$ (0.84)
Diluted net loss per share (in dollars per share)	$ (0.34)	$ (0.65)	$ (0.84)
Class A
Numerator:
Allocation of undistributed earnings	$ (63,442)	$ (116,497)	$ (146,412)
Numerator for basic net loss per share – loss available to common stockholders	(63,442)	(116,497)	(146,412)
Numerator for diluted net loss per share – loss available to common stockholders	$ (63,442)	$ (116,497)	$ (146,412)
Denominator:
Weighted-average common shares outstanding (in shares)	185,255,823	178,958,607	173,421,449
Denominator for diluted net loss per share - weighted average common stock (in shares)	185,255,823	178,958,607	173,421,449
Basic net loss per share (in dollars per share)	$ (0.34)	$ (0.65)	$ (0.84)
Diluted net loss per share (in dollars per share)	$ (0.34)	$ (0.65)	$ (0.84)
Class B
Numerator:
Allocation of undistributed earnings	$ (9,050)	$ (17,203)	$ (22,311)
Numerator for basic net loss per share – loss available to common stockholders	(9,050)	(17,203)	(22,311)
Numerator for diluted net loss per share – loss available to common stockholders	$ (9,050)	$ (17,203)	$ (22,311)
Denominator:
Weighted-average common shares outstanding (in shares)	26,426,937	26,426,937	26,426,937
Denominator for diluted net loss per share - weighted average common stock (in shares)	26,426,937	26,426,937	26,426,937
Basic net loss per share (in dollars per share)	$ (0.34)	$ (0.65)	$ (0.84)
Diluted net loss per share (in dollars per share)	$ (0.34)	$ (0.65)	$ (0.84)