Long-Term Debt - Summary of Long Term Debt (Detail) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Debt Disclosure [Abstract]
Principal amount of long-term debt	$ 32,500	$ 32,500
Debt discount, net of accretion	127	277
Cumulative accretion of end of term payments	597	1,157
Long-term debt	33,224	33,934
Current portion of long-term debt	(3,415)	(795)
Long-term debt, net of current portion	$ 29,809	$ 33,139