Note 10 - Earnings Per Share - Schedule of Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Net income, basic	$ 3,901	$ 5,574	$ 8,432	$ 10,460
Common shares, basic (in shares)	5,889,687	6,004,425	5,889,687	6,025,709
Basic net income per common share (in dollars per share)	$ 0.66	$ 0.93	$ 1.43	$ 1.74
Restricted stock awards: (in shares)	361	0	181	0
Net income, diluted	$ 3,901	$ 5,574	$ 8,432	$ 10,460
Weighted average number of common shares outstanding, diluted (in shares)	5,890,048	6,004,425	5,889,868	6,025,709
Diluted net income per common share (in dollars per share)	$ 0.66	$ 0.93	$ 1.43	$ 1.74