CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) - $ / shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Distribution of shares of treasury stock for directors' deferred compensation (in shares)		2,707
Distribution of shares of treasury stock granted for employee restricted stock awards (in shares)	25,011	20,763
Cash dividends declared (in dollars per share)	$ 1.24	$ 1.19
Distribution of shares of treasury stock for directors' compensation (in shares)	8,575	9,291
Distribution of shares of treasury stock for employee compensation (in shares)		3,860
Sale of shares of treasury stock (in shares)	9,367	10,322
Purchase of shares of treasury stock (in shares)	20,786	41,424
Restricted stock awards, forfeited (in shares)	895