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Leases - Summary of Company's Leases (Detail) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
[1]
Leases [Abstract]    
Lease liabilities $ 8,038 $ 7,651
Operating Lease, Liability, Statement of Financial Position [Extensible Enumeration] Other Liabilities  
Right-of-use asset $ 6,766 $ 6,317
Weighted average remaining lease term (years) 6 years 5 months 12 days  
Weighted average discount rate 1.87%  
[1] Derived from audited December 31, 2021 Consolidated Financial Statements.