Leases - Additional Information (Detail) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) ft²	Dec. 31, 2020 USD ($)
Lessee Lease Description [Line Items]
Operating lease, payments	$ 2,800	$ 2,500
Finance lease right of use assets	608,000	296,000
Finance lease right of use assets accumulated amortization	$ 214,000	$ 107,000
Operating lease, term of contract	5 years
Operating lease area of office space | ft²	12,000
Operating lease renewal option	5 years
Operating lease rental payments	$ 2,500
Minimum [Member]
Lessee Lease Description [Line Items]
Operating and finance lease remaining lease term	4 years
Operating lease option to extend	5 years
Maximum [Member]
Lessee Lease Description [Line Items]
Operating and finance lease remaining lease term	6 years
Operating lease option to extend	8 years