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		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Earnings Per Share [Abstract]
Net loss	$ (6,759)	$ (4,362)	$ (13,433)	$ (9,544)
Weighted average number of shares of common stock	10,073	9,296	10,020	9,242
Weighted average number of shares of common stock	10,073	9,296	10,020	9,242
Basic net loss per share	$ (0.67)	$ (0.47)	$ (1.34)	$ (1.03)
Diluted net loss per share	$ (0.67)	$ (0.47)	$ (1.34)	$ (1.03)