Net Loss per Share - Reconciliation of Numerator and Denominator Used in Calculation of Basic and Diluted Net Loss Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Earnings Per Share [Abstract]
Net loss	$ (3,991)	$ (6,155)	$ (17,424)	$ (15,699)
Weighted average number of shares of common stock	10,225	9,439	10,089	9,308
Weighted average number of shares of common stock	10,225	9,439	10,089	9,308
Basic net loss per share	$ (0.39)	$ (0.65)	$ (1.73)	$ (1.69)
Diluted net loss per share	$ (0.39)	$ (0.65)	$ (1.73)	$ (1.69)