Leases - Summary of Information Related to Leases (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Right-of-use asset operating leases	$ 27,186	$ 11,789
Weighted average discount rate	3.31%	2.94%
Weighted average remaining maturity (years)	26 years	5 years 6 months