Net Loss per Share - Computation of Basic and Diluted Net Loss Per Share of Common Stock (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Earnings Per Share [Abstract]
Net loss	$ (7,731)	$ (7,102)
Weighted-average shares used in computing net loss per share	27,368,354	27,336,724
Net loss per share, basic and diluted	$ (0.28)	$ (0.26)

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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