Leases - Additional Information (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Jan. 01, 2019
Leases [Abstract]
Operating lease assets	$ 3,155	$ 4,840	$ 20,200
Operating lease liabilities	$ 3,277		$ 20,500
Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration]			us-gaap:OtherLiabilities