Note 9 - Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Unrecognized Tax Benefits, Ending Balance	$ 0		$ 0
Effective Income Tax Rate Reconciliation, Percent	66.50%	0.40%
Discrete Income Tax Expense	$ 1,500