Note 13 - Income Taxes - Provision (Credit) for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Continuing Operations, Provision (Credit) for Current Taxes - Federal	$ 12,969	$ 13,008	$ 6,730
Continuing Operations, Provision (Credit) for Deferred Taxes	1,368	(586)	58
Provision for Income Taxes	$ 14,337	$ 12,422	$ 6,788