v3.25.1
Note 3 - Summary of Significant Accounting Policies (Details Textual) - USD ($)
 3 Months Ended
Sep. 01, 2015
Mar. 31, 2025
Dec. 31, 2024
Common Stock, Shares, Outstanding (in shares)   2,199,308  
Basis of Accounting, Liquidation [Member]      
Net Assets   $ 30,812,390 $ 30,596,313
Liquidation Basis of Accounting, Common Stock Per Share, Net (in dollars per share)   $ 14.01 $ 13.91
Common Stock, Shares, Outstanding (in shares)   2,199,308  
The Corporation [Member]      
Maximum Value of Asset to Effect Dissolution $ 1,000,000 $ 1,000,000