Restructuring and Severance - Additional Information (Detail) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Restructuring Cost And Reserve [Line Items]
Net credit representing difference between amounts accrued and the settlement amount		$ 153,000
Restructuring and severance expenses	$ 191,000	(140,000)
Severance
Restructuring Cost And Reserve [Line Items]
Restructuring and severance expenses	$ 191,000
Severance
Restructuring Cost And Reserve [Line Items]
Restructuring and severance expenses		$ 13,000