Net Loss per Share - Summary of Computation of Basic and Diluted Net Loss per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Numerator:
Net loss	$ (91,051)	$ (82,776)	$ (189,720)	$ (179,236)
Denominator:
Weighted - average common shares outstanding, basic	82,312,467	76,335,175	82,005,550	74,315,721
Weighted - average common shares outstanding, diluted	82,312,467	76,335,175	82,005,550	74,315,721
Net loss per common share, basic	$ (1.11)	$ (1.08)	$ (2.31)	$ (2.41)
Net loss per common share, diluted	$ (1.11)	$ (1.08)	$ (2.31)	$ (2.41)