Parent Company only Financial Information - Condensed Statement of Income (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Condensed Financial Statements, Captions [Line Items]
Interest expense	$ (11,306)	$ (6,563)
Non-interest expense	7,374	4,173
Income (loss) before provision for income taxes	29,906	18,462
Provision for income taxes	8,798	5,094
Net income	21,108	13,368
Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Interest expense	(2,240)	(1,477)
Non-interest expense	(727)	(543)
Income (loss) before provision for income taxes	(2,967)	(2,020)
Provision for income taxes	877	596
Income (loss) before equity in undistributed subsidiary income	(2,090)	(1,424)
Equity in undistributed subsidiary income	23,198	14,792
Net income	$ 21,108	$ 13,368