Note 7 - Earnings Per Share - Schedule Of Computation Of Basic And Diluted Income Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2025	Jun. 30, 2025	Mar. 31, 2025	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2025	Sep. 30, 2024
Net income	$ 3,436	$ 3,741	$ 2,132	$ 2,357	$ 1,664	$ 681	$ 9,309	$ 4,702
Denominator for basic earnings per share weighted average shares (in shares)	3,708,717			3,539,841			3,643,097	3,536,100
Options, restricted stock units, and warrants (in shares)	242,716			211,232			270,051	87,141
Denominator for diluted earnings per share weighted average shares (in shares)	3,951,433			3,751,073			3,913,148	3,623,241
Basic earnings per share (in dollars per share)	$ 0.93			$ 0.67			$ 2.56	$ 1.33
Diluted earnings per share (in dollars per share)	$ 0.87			$ 0.63			$ 2.38	$ 1.3