v3.25.2
Note 7 - Restricted Investments in Stock (Details Textual)
6 Months Ended
Jun. 30, 2025
USD ($)
shares
Mar. 31, 2025
USD ($)
shares
Mar. 27, 2025
Dec. 31, 2024
USD ($)
Schedule of Investments [Line Items]        
Restricted investment in stocks $ 5,772,000     $ 5,436,000
Conversion factor per share     1.5342  
Impairment charge of restricted investment 0      
Investment in Federal Home Loan Bank Stock [Member]        
Schedule of Investments [Line Items]        
Restricted investment in stocks   $ 2,947,000    
Investment in Atlantic Community Bankers Bank Stock [Member]        
Schedule of Investments [Line Items]        
Restricted investment in stocks   12,000    
Investment In SHCPFIC Preferred Stock [Member]        
Schedule of Investments [Line Items]        
Restricted investment in stocks   $ 1,000,000    
Number of shares owned | shares   100    
Investment in National Energy Improvement Fund, LLC [Member]        
Schedule of Investments [Line Items]        
Restricted investment in stocks $ 1,813,000      
VISA Class B-2 Stock [Member]        
Schedule of Investments [Line Items]        
Restricted investment in stocks   $ 0    
Number of shares owned | shares 3,251