PARENT COMPANY ONLY CONDENSED FINANCIAL INFORMATION - Cash Flows (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities
Net earnings	$ 40,447	$ 39,806	$ 27,402
Adjustments:
Stock based compensation	688	733	749
Net cash (used in) provided by operating activities	38,846	43,544	42,521
Cash flows from investing activities
Net cash provided by investing activities	(684,964)	(202,678)	(165,768)
Cash flows from financing activities
Purchase of treasury stock	(8,838)	0	(16,927)
Exercise of stock options	1,565	2,019	638
Cash dividends paid	(10,324)	(9,427)	(8,487)
Net cash used in financing activities	252,980	306,948	384,324
Net change in cash and cash equivalents	(393,138)	147,814	261,077
Cash and cash equivalents at beginning of period	499,605	351,791	90,714
Cash and cash equivalents at end of period	106,467	499,605	351,791
Parent Company
Cash flows from operating activities
Net earnings	40,447	39,806	27,402
Adjustments:
Equity in undistributed subsidiary earnings	(43,244)	(24,517)	(29,757)
Stock based compensation	688	733	749
Change in other assets	(724)	(176)	18
Change in other liabilities	226	44	(673)
Net cash (used in) provided by operating activities	(2,607)	15,890	(2,261)
Cash flows from investing activities
Net cash provided by investing activities	0	0	0
Cash flows from financing activities
Proceeds of borrowings	35,436	10,000	40,000
Repayments of borrowings	(11,093)	(17,000)	(19,000)
Purchase of treasury stock	(8,838)	0	(16,927)
Exercise of stock options	1,565	2,019	638
Cash dividends paid	(10,324)	(9,427)	(8,487)
Net cash used in financing activities	6,746	(14,408)	(3,776)
Net change in cash and cash equivalents	4,139	1,482	(6,037)
Cash and cash equivalents at beginning of period	2,709	1,227	7,264
Cash and cash equivalents at end of period	$ 6,848	$ 2,709	$ 1,227