Note 17 - Income Taxes - Reconciliations of Federal Statutory Rate to Effective Income Tax Rate (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
U.S. Statutory Federal Income Tax Rate	$ (6,355)	$ 3,700
State Income Taxes, net of Federal Income tax Benefit	(421)	345
Permanent differences and other	2,433	(289)
Valuation Allowance	4,333	(3,756)
Income Tax Provision/(Benefit)	$ 0	$ 0