Note 13 - Income Taxes - Provision for Federal Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income taxes currently payable	$ 518	$ 2,955	$ 5,163
Deferred Income Tax Expense (Benefit)	1,951	(323)	(345)
Provision for income taxes	$ 2,469	$ 2,632	$ 4,818