Parent Company Only Financial Statements - Parent Company Condensed Statements of Cash Flows (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Operating Activities
Net income	$ 40,005	$ 52,681	$ 44,675
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization	8,467	8,868	8,950
Stock-based compensation cost	1,904	3,095	1,927
Net cash provided (used) by operating activities	102,966	149,832	(22,252)
Investing Activities
Net cash (paid) for business combinations	101,511		(9,279)
Net cash provided by investing activities	(292,622)	(417,658)	(538,390)
Financing Activities
Repurchase of common stock	(738)	(712)	(482)
Net cash provided (used) by financing activities	5,587	337,175	589,598
Net change in cash and cash equivalents	(184,069)	69,349	28,956
Cash and cash equivalents at beginning of period	242,311	172,962	144,006
Cash and cash equivalents at end of period	58,242	242,311	172,962
Parent Company
Operating Activities
Net income	40,005	52,681	44,675
Adjustments to reconcile net income to net cash provided by operating activities
Equity in undistributed income of subsidiaries	(26,424)	(40,642)	(33,208)
Depreciation and amortization	87	115	116
Stock-based compensation cost	1,904	3,095	1,927
Other, net	419	1,266	413
Net cash provided (used) by operating activities	15,991	16,515	13,923
Investing Activities
Net cash (paid) for business combinations	(189)
Net cash provided by investing activities	(189)
Financing Activities
Cash dividends paid on common stock	(12,800)	(10,751)	(10,387)
Repurchase of common stock	(738)	(712)	(482)
Net cash provided (used) by financing activities	(13,538)	(11,463)	(10,869)
Net change in cash and cash equivalents	2,264	5,052	3,054
Cash and cash equivalents at beginning of period	81,753	76,701	73,647
Cash and cash equivalents at end of period	$ 84,017	$ 81,753	$ 76,701