Net Loss per Share - Computation (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Numerator:
Net loss	$ (41,037)	$ (30,842)	$ (61,967)	$ (54,840)
Denominator:
Weighted-average shares used to compute net loss per common share, basic and diluted	49,049,902	44,864,637	48,902,047	44,546,172
Net loss per shares, basic and diluted	$ (0.84)	$ (0.69)	$ (1.27)	$ (1.23)