Net Loss Per Share - Computation of Basic and Diluted Net Loss Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Numerator:
Net loss	$ (37,320)	$ (38,205)	$ (80,164)	$ (61,108)
Denominator:
Weighted average shares outstanding, basic	102,849	98,541	101,422	92,912
Weighted average shares outstanding, diluted	102,849	98,541	101,422	92,912
Net loss per share, basic:	$ (0.36)	$ (0.39)	$ (0.79)	$ (0.66)
Net loss per share, diluted:	$ (0.36)	$ (0.39)	$ (0.79)	$ (0.66)