Note 11 - Income Taxes (Details Textual) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%	21.00%	21.00%
Effective Income Tax Rate Reconciliation, Percent, Total		59.80%	10.90%	13.60%
Cadillac Jack [Member]
Business Combination, Indemnification Assets, Change in Amount	$ 0	$ 800	$ 0	$ 800