Net Loss Per Share Attributable to Common Stockholders - Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Sep. 30, 2021
Numerator:
Net loss	$ (24,299)	$ (34,905)	$ (24,836)	$ (3,476)	$ (7,205)	$ (15,022)	$ (84,041)	$ (25,703)
Denominator:
Weighted average common shares outstanding, basic (in shares)	114,705,449			113,707,013			114,334,960	109,447,939
Weighted average common shares outstanding, diluted (in shares)	114,705,449			113,707,013			114,334,960	109,447,939
Net Loss per Share Attributable to Common Stockholders, basic (in dollars per share)	$ (0.21)			$ (0.03)				$ (0.23)
Net Loss per Share Attributable to Common Stockholders, diluted (in dollars per share)	$ (0.21)			$ (0.03)				$ (0.23)