Note 9 - Income Taxes (Details Textual) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount			$ 120,000
Deferred Tax Assets, Valuation Allowance	$ 8,400,000		8,400,000
Operating Loss Carryforwards	33,500,000		33,500,000
Income Taxes Paid, Net	$ 15,000	$ 0	$ 15,000	$ 0