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Note 3 - Commitments and Contingencies (Details Textual) - USD ($)
6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jan. 01, 2022
Dec. 31, 2021
Lessee, Operating Lease, Term of Contract (Month) 48 months      
Lease Deposit Liability $ 25,563      
Operating Lease, Right-of-Use Asset 864,413   $ 997,109 $ 0
Operating Lease, Expense 137,450 $ 121,789    
Minimum [Member]        
Operating Leases, Monthly Rate 23,394      
Maximum [Member]        
Operating Leases, Monthly Rate $ 25,563