Net Loss Per Share - Computation of Basic and Diluted Net Loss Per Share Attributable to Common Stockholders (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Numerator:
Net loss attributable to common stock holders	$ (48,499)	$ (46,665)
Denominator:
Weighted-average shares outstanding - basic and diluted	5,694,594	1,195,944
Net loss per share - basic and diluted	$ (8.52)	$ (39.02)