Parent Only Financial Information - Parent Only Statement of Cash Flows (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash Flows from Operating Activities:
Net Income	$ 30,075	$ 48,799	$ 49,857
Shares Issued Under the Directors’ Stock Plan	218	408	376
Net Cash Provided By Operating Activities	20,580	59,713	68,206
Cash Flows from Financing Activities:
Shares Issued for Stock Option Exercises, net	96	631	1,505
Shares Issued Under the Employee Stock Purchase Plan	120	477	481
Shares Issued for Dividend Reinvestment Plans	472	1,904	1,836
Purchase of Treasury Stock	(3,608)	(2,872)	(2,662)
Net Cash Provided (Used) By Financing Activities	139,946	(59,687)	283,101
Net Increase (Decrease) in Cash and Cash Equivalents	77,876	(393,036)	76,705
Cash and Cash Equivalents at Beginning of Year	64,660	457,696	380,991
Cash and Cash Equivalents at End of Year	142,536	64,660	457,696
Interest on Deposits and Borrowings	51,828	5,752	5,373
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Cash Flows from Operating Activities:
Net Income	30,075	48,799	49,857
Undistributed Net Income of Subsidiaries	(9,388)	(29,849)	(34,403)
Shares Issued Under the Directors’ Stock Plan	218	408	376
Changes in Other Assets and Other Liabilities	(229)	(754)	(462)
Net Cash Provided By Operating Activities	20,676	18,604	15,368
Cash Flows from Financing Activities:
Shares Issued for Stock Option Exercises, net	96	631	1,505
Shares Issued Under the Employee Stock Purchase Plan	120	477	481
Shares Issued for Dividend Reinvestment Plans	472	1,904	1,836
Purchase of Treasury Stock	(3,608)	(2,872)	(2,662)
Cash Dividends Paid	(17,983)	(17,444)	(16,296)
Net Cash Provided (Used) By Financing Activities	(20,903)	(17,304)	(15,136)
Net Increase (Decrease) in Cash and Cash Equivalents	(227)	1,300	232
Cash and Cash Equivalents at Beginning of Year	1,532	232	0
Cash and Cash Equivalents at End of Year	1,305	1,532	232
Interest on Deposits and Borrowings	$ 685	$ 685	$ 686