Net Loss Per Share of Common Stock - Schedule of Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Earnings Per Share [Abstract]
Net loss	$ (43,697)	$ (38,403)
Weighted-average number of common shares used to compute basic and diluted net loss per share (in shares)	29,059,171	24,705,980
Net loss per share, basic and diluted (in dollars per share)	$ (1.50)	$ (1.55)