Net Loss per Share - Schedule of Basic and Diluted Net Loss per Share (Detail) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Numerator:
Net loss	$ (39,503)	$ (57,487)
Net loss applicable to common shareholders	$ (39,503)	$ (50,790)
Denominator:
Weighted average common shares outstanding, basic and diluted	10,283,172	2,354,143
Net loss per share, basic and diluted	$ (3.84)	$ (21.57)
Class B Preferred Units [Member]
Numerator:
Gain on extinguishment of Ordinary Class B preferred units	$ 0	$ 6,697