Note 7 - Components of Accumulated Other Comprehensive Loss - Components of Accumulated Other Comprehensive Income (Loss) (Details) (Parentheticals) - AOCI Attributable to Parent [Member] - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Unrealized holding gain (loss) on available for sale securities, tax	$ (40)	$ (1,289)	$ (927)	$ 1,831
Reclassification adjustment for gain included in net income, taxes		$ 702		$ 700