Annual report pursuant to Section 13 and 15(d)

Note 10 - Commitments and Contingencies (Details Textual)

v3.23.1
Note 10 - Commitments and Contingencies (Details Textual)
12 Months Ended
Dec. 31, 2022
USD ($)
ft²
Dec. 31, 2021
USD ($)
May 31, 2018
USD ($)
Operating Lease, Monthly Payments $ 12,000    
Operating Lease, Expense 168,000 $ 111,000  
Director [Member]      
Consulting Agreement, Monthly Payment     $ 7,500
Director [Member] | Consulting Fees [Member]      
Related Party Transaction, Amounts of Transaction $ 90,000 $ 90,000  
Office Space [Member]      
Area of Real Estate Property | ft² 3,200    
Office Space on Month-to-month Basis [Member]      
Area of Real Estate Property | ft² 1,650    
Office Space Subject to Two-year Lease [Member]      
Area of Real Estate Property | ft² 1,550