Consolidated Statements of Changes In Stockholders' Equity (Parenthetical) - $ / shares	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Stockholders' Equity [Abstract]
Cash Dividends Paid, per Share (in dollars per share)	$ 0.262	$ 0.255	$ 0.786	$ 0.764
Stock Options Exercised (in shares)		1,406	3,772	17,284
Shares Issued Under the Directors' Stock Plan (in shares)		2,923	3,418	8,693
Shares Issued Under Employee Stock Purchase Plan (in shares)		3,855	3,872	11,416
Shares Issued for Dividend Reinvestment Plans (in shares)		14,521	17,753	43,673
Purchase of Treasury Stock (in shares)		3,329	27,395	79,881
Stock dividend, percent	300.00%	300.00%	300.00%	300.00%
Stock dividends (in shares)	642,567	623,848	642,567	623,848