Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Sep. 30, 2025	Dec. 31, 2024
CURRENT ASSETS
Cash and cash equivalents	$ 4,790,773	$ 5,298,722
Investments	3,669,746	3,553,000
Accounts receivable	0	316,027
Inventories	0	6,647
Prepaid expenses	626,089	1,607,476
Total current assets	9,086,608	10,781,872
PROPERTY AND EQUIPMENT, net of accumulated depreciation	0	102,073
TOTAL ASSETS	9,086,608	10,883,945
Liabilities, Current [Abstract]
Accounts payable	79,831	227,050
Customer deposits	0	263,032
Deferred liability	184,613	0
Accrued expenses	9,946	718,067
Total current liabilities	274,390	1,208,149
TOTAL LIABILITIES	274,390	1,208,149
Equity, Attributable to Parent [Abstract]
Common stock - $0.03 par value; authorized 3,333,334; 997,182 and 995,939 shares issued and outstanding at September 30, 2025 and December 31, 2024, respectively	29,916	29,878
Additional paid-in capital	20,085,463	20,004,209
Accumulated deficit	(11,303,161)	(10,358,291)
TOTAL STOCKHOLDERS’ EQUITY	8,812,218	9,675,796
TOTAL LIABILITIES AND STOCKHOLDERS’ EQUITY	$ 9,086,608	$ 10,883,945