Note 13 - Share Repurchase Program (Details Textual) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022
Treasury Stock, Shares, Acquired (in shares)	82,718	0	218,809
Treasury Stock Acquired, Average Cost Per Share (in dollars per share)	$ 28.14		$ 31.01
Treasury Stock Value Acquired Weighted Average Method	$ 2,328		$ 6,785
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased (in shares)	278,799		278,799