Consolidated Statement of Changes in Stockholders' Equity (Unaudited) (Parentheticals) - $ / shares	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Retained Earnings [Member]
Cash dividends per share (in dollars per share)	$ 0.17	$ 0.16	$ 0.34	$ 0.32
Treasury acquired, shares (in shares)	63,214	131,577	95,364	181,045

Number of shares that have been repurchased during the period and are being held in treasury.

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Balance Type:	na
Period Type:	duration