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Note 2 - Basis of Presentation and Summary of Significant Accounting Policies (Details Textual)
12 Months Ended
Jun. 01, 2022
USD ($)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Oct. 22, 2021
Factoring Agreement, Advance Amount, Percentage of Accounts Receivable   85.00%    
Factoring Agreement, Receivables Term Oustanding (Day)   90 days    
Factoring Agreement, Percentage of Receivables, Collateral   15.00%    
Accounts Receivable Secured Debt Facility $ 3,000,000      
Accounts Receivable Secured Debt Facility, Receivables Assigned   $ 700,000    
Accounts Receivable Secured Debt Facility, Amount Due   100,000    
Asset Impairment Charges, Total     $ 0  
Contract with Customer, Liability, Revenue To Be Recognized   250,000 0  
Contract with Customer, Liability, Total   0 0  
Advertising Expense   39,219 18,108  
Merger Agreement [Member]        
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Per Acquiree Share       2.95
Convertible Preferred Stock Warrants [Member]        
Warrants and Rights Outstanding   $ 0 $ 0  
Computer Hardware, Software, Production and Computer Equipment and Lab Equipment [Member] | Minimum [Member]        
Property, Plant and Equipment, Useful Life (Year)   3 years    
Computer Hardware, Software, Production and Computer Equipment and Lab Equipment [Member] | Maximum [Member]        
Property, Plant and Equipment, Useful Life (Year)   5 years    
Furniture and Fixtures [Member]        
Property, Plant and Equipment, Useful Life (Year)   7 years    
Customer Concentration Risk [Member] | Revenue Benchmark [Member]        
Number of Major Customers   1 1  
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | One Customer [Member]        
Concentration Risk, Percentage   81.00% 81.00%  
Customer Concentration Risk [Member] | Accounts Receivable [Member] | One Customer [Member]        
Concentration Risk, Percentage   76.00% 78.00%