Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Revenue From Contracts With Customers and Other Revenue (Details Textual)

v3.23.2
Note 3 - Revenue From Contracts With Customers and Other Revenue (Details Textual) - USD ($)
 3 Months Ended 6 Months Ended 18 Months Ended
Aug. 11, 2022
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Dec. 31, 2022
Contract with Customer, Payment Term, Minimum       15 days      
Contract with Customer, Payment Term, Maximum (Day)       90 days      
Contract with Customer, Transaction Price of Royalties Using Expected Value Method   $ 0   $ 0   $ 0  
Revenue from Contract with Customer, Including Assessed Tax   0 $ 6,519 0 $ 6,519 6,519  
Contract with Customer, Asset, Impairment Loss   0 0 0 0    
Capitalized Contract Cost, Net, Total   0   0   0  
API Development Funding and Access Agreement [Member]              
Development Agreement, Reimbursement Amount   1,850,000   1,850,000   1,850,000  
Development Agreement, Reimbursement Proceeds $ 800,000            
Sales Revenue [Member]              
Contract with Customer, Asset, after Allowance for Credit Loss   0   0   0 $ 610
License [Member]              
Contract with Customer, Asset, after Allowance for Credit Loss   0   0   $ 0 $ 0
Grant [Member]              
Revenue Not from Contract with Customer   $ 0 $ 51,007 $ 0 $ 51,007    
INDIA              
Contract with Customer, Term of Contract (Year)       8 years      
CHINA              
Contract with Customer, Term of Contract (Year)       10 years