(Loss) Earnings Per Share (Basic and Diluted Net Loss per Share) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Numerator:
Net loss	$ (9,991)	$ (8,627)
Denominator:
Weighted average common shares outstanding - basic	20,453,341	360,675
Weighted average common shares outstanding - diluted	20,453,341	360,675
Net loss per share attributable to common stockholders - basic	$ (0.49)	$ (23.92)
Net loss per share attributable to common stockholders - diluted	$ (0.49)	$ (23.92)