Leases - Schedule of Right of Use Asset and Related Lease Liability (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Sep. 09, 2020
Leases [Abstract]
Right-of-use asset	$ 7,871	$ 8,622	$ 8,800
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	us-gaap:OtherAssets	us-gaap:OtherAssets
Operating lease liability (current)	$ 718	$ 691
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accounts payable, accrued and other liabilities	Accounts payable, accrued and other liabilities
Operating lease liability (non-current)	$ 7,234	$ 7,952
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Operating lease liability (non-current)	Operating lease liability (non-current)
Operating Lease, Liability	$ 7,952	$ 8,643	$ 8,800