Consolidated Statements of Changes in Shareholders' Equity (Unaudited) (Parentheticals) - $ / shares	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Employee stock purchase plan (in shares)	336	371	617	702
Dividend reinvestment plan (in shares)	6,835	6,263	12,670	12,910
Stock grants to directors (in shares)	10,837	10,489	10,837	10,489
Cash dividends per common share (in dollars per share)	$ 0.31	$ 0.29	$ 0.62	$ 0.58
Stock option exercises (in shares)			1,355
Share repurchase program (in shares)		228,649		346,910

Aggregate dividends paid during the period for each share of common stock outstanding.

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