Note 22 - Parent Company Financial Information - Condensed Statements of Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Interest and dividends	$ 105,015	$ 79,599	$ 65,753
Income before income tax benefit and equity in undistributed income of subsidiaries	15,961	15,260	26,946
Income tax benefit	2,469	2,632	4,818
Net income	13,492	12,628	22,128
Parent Company [Member]
Dividends from subsidiaries	22,540	30,015	17,850
Interest and dividends	2	10	35
Other income (loss), net	11	(62)	(123)
Total income	22,553	29,963	17,762
Total expenses	3,511	4,112	3,305
Income before income tax benefit and equity in undistributed income of subsidiaries	19,042	25,851	14,457
Income tax benefit	(703)	(738)	(705)
Equity in undistributed income (loss) of subsidiaries	(6,253)	(13,961)	6,966
Net income	$ 13,492	$ 12,628	$ 22,128