Net Loss Per Share - 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	$ (37,157)	$ (91,665)
Cumulative dividends on redeemable convertible preferred stock		(10,831)
Net loss attributable to common stockholders	$ (37,157)	$ (102,496)
Denominator:
Weighted average common shares outstanding, basic and diluted	21,794,546	6,332,841
Net loss per share attributable to common stockholders, basic and diluted	$ (1.70)	$ (16.18)