Quarterly report [Sections 13 or 15(d)]

Note 1 - Description of Business (Details Textual)

v3.25.2
Note 1 - Description of Business (Details Textual)
1 Months Ended
Jun. 17, 2025
May 19, 2025
USD ($)
Jun. 30, 2025
USD ($)
Dec. 31, 2024
USD ($)
Jun. 30, 2024
USD ($)
Feb. 29, 2024
USD ($)
Equity, Attributable to Parent     $ (4,117,000) $ 170,000 $ 5,056,000  
Mineville [Member]            
Ownership Percentage   100.00%        
Disposal Group, Including Discontinued Operation, Consideration   $ 350,000        
Sales Term (Year)   2 years        
Mineville [Member] | Maximum [Member]            
Percent of Revenue   60.00%        
Sales Rights Revenue Threshold One   $ 1,000,000        
Revenues   1,500,000        
Sales Rights, Revenue, Threshold Two   $ 1,500,000        
Mineville [Member] | Minimum [Member]            
Percent of Revenue   50.00%        
Minehut [Member]            
Disposal Group, Including Discontinued Operation, Consideration           $ 619,000
Reverse Stock Split [Member]            
Stockholders' Equity Note, Stock Split, Conversion Ratio 40   40