OTHER NON-INTEREST INCOME AND OTHER NON-INTEREST EXPENSE - Selected Components of Other Non-Interest Income And Other Non-Interest Expense (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Other Income and Expenses [Abstract]
Letter of credit fees	$ 910	$ 710	$ 389
Extension fees	811	1,967	1,287
Swap fee income	511	1,607	1,932
Prepayment penalty fees	3,216	961	404
Other income	9,869	3,976	4,768
Other income	15,317	9,221	8,780
Postage and delivery	1,906	1,624	1,502
Communications	2,508	2,729	2,414
Loss on FHLB redemption	9,117	5,928	0
Mortgage processing expense, net	1,504	1,381	817
Online services	2,209	1,591	1,375
Provision for credit losses on unfunded loan commitments	(1,236)	1,576	0
Franchise taxes	1,644	1,574	1,307
Insurance	1,586	1,311	1,113
Card transaction expense	1,183	1,083	1,031
Office supplies	742	912	957
Other expenses	13,229	10,894	9,910
Other expenses	$ 34,392	$ 30,603	$ 20,426