Quarterly report pursuant to Section 13 or 15(d)

Note 6 - Related Party Transactions (Details Textual)

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Note 6 - Related Party Transactions (Details Textual) - USD ($)
 6 Months Ended 12 Months Ended
Mar. 09, 2017
Feb. 17, 2015
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Nov. 08, 2022
Feb. 28, 2015
Increase (Decrease) in Due from Other Related Parties, Current     $ 26,000 $ (90,000)      
Fortress [Member]              
Percentage of Fully-diluted Outstanding Equity             2.50%
Percentage of Equity or Debt Fnancing             2.50%
Percentage of Annual net Sales             4.50%
Long-Term Debt, Gross     39,634 $ 66,762      
Increase (Decrease) in Due from Other Related Parties, Current     $ 26,025        
Fortress [Member] | Management Services Agreement [Member]              
Term of Agreement (Year)   5 years          
Automatic Renewal Term of Agreement (Year)   5 years          
Annual Consulting Fee   $ 500,000          
Increase in Annual Consulting Fee   1,000,000.0          
Excess in Net Assets Value   $ 100,000,000.0          
Fortress [Member] | Avenue Baergic Founders Agreement [Member]              
Excess in Net Assets Value $ 100,000,000            
BaergicBio, Inc.[Member]              
Proceeds From Equity Fee         $ 10,500,000    
BaergicBio, Inc.[Member] | Founders Agreement and Management Services Agreement [Member]              
Percentage of Equity Fee           2.50%  
BaergicBio, Inc.[Member] | Avenue Baergic Founders Agreement [Member]              
Term of Agreement (Year) 5 years            
Annual Consulting Fee $ 500,000            
Increase in Annual Consulting Fee $ 1,000,000.0            
Percentage Of Additional Consideration Of Equity Fee         2.50%    
Percentage Considered For The Calculation Of One-Time Fee         4.50%