Leases - Summary of Company's Leases (Detail) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Leases [Abstract]
Right-of-use assets	$ 5,744	$ 6,903	[1]
Lease liabilities	$ 6,765	$ 7,860	[1]
Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration]	Other Liabilities
Weighted average remaining lease term (years)	5 years 9 months 3 days	5 years 10 months 6 days
Weighted average discount rate	2.41%	2.40%

[1] Derived from audited December 31, 2022 Consolidated Financial Statements.