Annual report pursuant to Section 13 and 15(d)

Note 9 - Income Taxes (Details Textual)

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Note 9 - Income Taxes (Details Textual) - USD ($)
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Income (Loss) from Continuing Operations before Income Taxes, Foreign $ (188,000) $ (1,081,000)  
Deferred Tax Assets, Valuation Allowance 42,855,000 $ 35,723,000 $ 26,500,000
Bannerfy Acquisition [Member]      
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability (313,000)    
Domestic Tax Authority [Member]      
Operating Loss Carryforwards 130,100,000    
Operating Loss Carryforwards, Subject to Expiration 24,500,000    
Operating Loss Carryforwards without Expiration Date 105,600,000    
State and Local Jurisdiction [Member]      
Operating Loss Carryforwards 117,500,000    
Operating Loss Carryforwards, Subject to Expiration 115,800,000    
Operating Loss Carryforwards without Expiration Date 1,600,000    
Foreign Tax Authority [Member]      
Operating Loss Carryforwards 1,100,000    
Operating Loss Carryforwards without Expiration Date 1,100,000    
Approximation [Member]      
Income (Loss) from Continuing Operations before Income Taxes, Foreign $ (187,000)