Restructuring - Summary of Restructuring Accrual Activity (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Restructuring Cost And Reserve [Line Items]
Beginning balance	$ 15	$ 45
Restructuring expenses	900	124
Payments made	(547)	(242)
Payments received	0	88
Ending balance	368	15
Severance [Member]
Restructuring Cost And Reserve [Line Items]
Beginning balance	0	12
Restructuring expenses	900	124
Payments made	(532)	(136)
Payments received	0	0
Ending balance	368	0
Lease Terminations [Member]
Restructuring Cost And Reserve [Line Items]
Beginning balance	15	33
Restructuring expenses	0	0
Payments made	(15)	(106)
Payments received	0	88
Ending balance	$ 0	$ 15