CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parentheticals) - $ / shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash dividends declared per common share	$ 0.24	$ 0.24	$ 0.24
Issuance of shares of common stock as s result of stock options exercised (in shares)	60,317	41,650	59,393
Retained Earnings [Member]
Cash dividends declared per common share	$ 0.24	$ 0.24	$ 0.24
Common Stock [Member]
Repurchase and cancellation of common stock as a result of share repurchase program (in shares)	293,153	100,932
Issuance of shares of common stock as a result of the acquisition, net of issuance cost (in shares)			9,400