Quarterly report pursuant to Section 13 or 15(d)

Note 8 - Notes Payable (Details Textual)

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Note 8 - Notes Payable (Details Textual) - USD ($)
 1 Months Ended 3 Months Ended 6 Months Ended
Jul. 01, 2022
Jun. 30, 2022
Apr. 10, 2022
Nov. 30, 2021
Nov. 30, 2020
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Difference Betweent Value of Conversion Stocks     $ 821,250              
Interest Expense, Debt, Total           $ 83,596 $ 1,113 $ 87,308 $ 3,883  
Notes Payable, Current, Total   $ 0       0   0   $ 453,427
Notes Payable Issued for Prepayment of Insurance Premiums [Member] | FIF [Member]                    
Debt Instrument, Face Amount       $ 565,760 $ 442,041          
Debt Instrument, Interest Rate, Stated Percentage       4.36% 3.50%          
Debt Instrument, Term (Year)       5 months 7 months          
Interest Expense, Debt, Total           414 1,113 4,126 3,883  
Debt Instrument, Periodic Payment, Total       $ 114,388 $ 63,888          
Notes Payable, Current, Total             $ 0   $ 0  
Series E Preferred Stock Exchanged for Sereis F and G Preferred Stock [Member]                    
Conversion of Stock, Shares Converted (in shares)     50,000              
Series E Preferred Stock Exchanged for Sereis F Preferred Stock [Member]                    
Conversion of Stock, Shares Issued (in shares)     1,740              
Series E Preferred Stock Exchanged for Sereis G Preferred Stock [Member]                    
Conversion of Stock, Shares Issued (in shares)     3,260              
Bridge Loan [Member]                    
Debt Instrument, Face Amount     $ 2,500,000              
Proceeds from Issuance of Long-Term Debt, Total     $ 1,500,000              
Debt Instrument, Interest Rate, Stated Percentage     8.00%              
Debt Instrument, Term (Year)     2 years              
Debt Instrument, Unamortized Discount, Total   779,695 $ 835,876     779,695   779,695    
Debt Issuance Costs, Net, Total     $ 14,626              
Interest Expense, Debt, Total   83,182                
Long-Term Debt, Total   $ 1,500,000       $ 1,500,000   $ 1,500,000    
Bridge Loan [Member] | Subsequent Event [Member]                    
Proceeds from Issuance of Long-Term Debt, Total $ 1,000,000.0                  
Long-Term Debt, Total $ 2,500,000