Note 12 - Income Taxes - Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Federal income tax expense/(benefit) at statutory rate, amount	$ (2,222)	$ (1,595)
Federal income tax expense/(benefit) at statutory rate, percent	21.00%	21.00%
Non-deductible items, amount	$ 31	$ 6
Non-deductible items, percent	(0.30%)
Return to provision adjustments, amount	$ 1,606	(372)
Return to provision adjustments, percent	(15.20%)
State and local income tax, net of federal income tax effect, amount	$ (623)
State and local income tax, net of federal income tax effect, percent	5.90%
Valuation Allowance, amount	$ 1,208	1,961
Valuation Allowance, percent	(11.40%)
Income Tax expense/(benefit), amount	$ 0	$ 0