Consolidated Statements of Changes in Shareholders' Equity (Unaudited) (Parenthetical)	3 Months Ended
	Mar. 31, 2022 $ / shares shares	Mar. 31, 2021 $ / shares shares
Consolidated Statements of Changes in Shareholders' Equity (Unaudited) [Abstract]
Stock option exercises (in shares)		2,650
Cash dividend declared (in dollars per share) | $ / shares	$ 0.35	$ 0.340625
Purchase of treasury stock (in shares)	18,114	1,261