Parent Company Financial Statements (Statements of Income) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Condensed Financial Statements, Captions [Line Items]
Dividend income from subsidiary	$ 531	$ 412	$ 655
Income tax benefit	(15,608)	(17,627)	(14,910)
Net income	61,439	69,014	59,486
Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Dividend income from subsidiary	31,700	41,700	39,400
Other income	19	7	103
Total operating income	31,719	41,707	39,503
Interest on borrowings	2,140	2,524	3,512
Fees to Bank	180	160	160
Other operating expenses	794	628	578
Total operating expenses	3,114	3,312	4,250
Income before equity in undistributed income of subsidiaries and income taxes	28,605	38,395	35,253
Equity in undistributed income of subsidiaries	32,129	29,869	23,299
Income before income tax expense	60,734	68,264	58,552
Income tax benefit	705	750	934
Net income	$ 61,439	$ 69,014	$ 59,486