Net Loss Per Share Attributable to Common Stockholders - Computation of EPS (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Earnings Per Share [Abstract]
Net loss attributable to common stockholders	$ (23,646)	$ (16,429)
Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract]
Weighted-average common shares used in computing net loss per share attributable to common stockholders, basic (in shares)	62,003,504	59,887,842
Weighted-average common shares used in computing net loss per share attributable to common stockholders, diluted (in shares)	62,003,504	59,887,842
Net loss per share attributable to common shareholders, basic (in usd per share)	$ (0.38)	$ (0.27)
Net loss per share attributable to common shareholders, diluted (in usd per share)	$ (0.38)	$ (0.27)