Note 13 - Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Current taxes:
State	$ 3	$ 19	$ 7
Current taxes	3	19	7
Deferred taxes:
Federal	6,518	(3,164)	3,228
State	(1,874)	(339)	1,928
Deferred taxes	4,644	(3,503)	5,156
Total income tax expense (benefit)	$ 4,647	$ (3,484)	$ 5,163