Leases - Schedule of Leases (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Assets
Operating lease assets	$ 1,848	$ 3,081
Total leased assets	1,848	3,081
Liabilities
Current - Operating	1,010	1,074
Noncurrent - Operating	1,007	2,220
Total leased liabilities	2,017	3,294
Lease Cost
Net lease cost	$ 650	$ 1,422
Lease Term and Discount Rate
Weighted-average remaining lease term (years)	2 years 4 months 24 days	2 years 8 months 12 days
Weighted-average discount rate	6.00%	6.00%
SG&A and R&D Expenses [Member]
Lease Cost
Operating lease cost	$ 1,028	$ 1,352
Short term lease cost	6	133
Sublease income	$ (384)	$ (63)