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Note 1 - Description of Business and Accounting Policies (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 1,189,460 480,000
Capitalized Computer Software, Net, Ending Balance $ 500,000 $ 400,000
Advertising Expense $ 861,000 375,000
Office Furniture and Equipment [Member]    
Property, Plant and Equipment, Useful Life (Year) 3 years  
Software Development [Member]    
Asset Impairment Charges, Total $ 0 $ 0