Note 14 - Federal and State Income Taxes - Federal and State Income Tax Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
INCOME TAXES
Current	$ 19,165	$ 7,290	$ 27,237
Deferred	(4,682)	15,272	(14,530)
Federal and state income tax expense	$ 14,483	$ 22,562	$ 12,707