Loans - Summary of Activities in Allowance for Credit Losses (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2020
Allowance for Loan Losses
Balance at beginning of year			$ 16,242	$ 13,672	$ 13,672
Provision for loan loss	$ 1,628	$ 641	2,208	2,341	3,444
Loans charged off	(117)	(38)	(211)	(1,051)	(1,332)
Recoveries	142	59	185	125	458
Balance at ending of year	18,424		18,424		16,242
Allowance for Unfunded Loan Commitments & Letters of Credit	1,167		1,167		1,041
Total Allowance for Credit Losses	$ 19,591	$ 16,232	$ 19,591	$ 16,232	$ 17,283	$ 17,847	$ 15,477	$ 14,313