v3.26.3
Note 4 - Financing Arrangements (Details Textual) - USD ($)
9 Months Ended
Dec. 31, 2025
Sep. 30, 2026
Sep. 30, 2025
Oct. 01, 2026
May 22, 2026
Jan. 30, 2026
Proceeds from Lines of Credit   $ 6,700,000 $ 0      
Cash $ 203,272 9,667,739        
Legal Fees   $ 450,163        
Repurchase Agreement [Member]            
Repurchase Agreement, Guaranty, Cash Liquidity           $ 5,000,000
Repurchase Agreement [Member] | Subsequent Event [Member]            
Repurchase Agreement, Guaranty, Cash Liquidity       $ 10,000,000    
Repurchase Agreement [Member] | Maximum [Member]            
Debt Instrument, Basis Spread on Variable Rate   2.15%        
Assets Sold under Agreements to Repurchase, Carrying Amount           $ 400,000,000
Valley National Bank [Member] | Loan Agreement [Member] | Revolving Credit Facility [Member]            
Line of Credit Facility, Maximum Borrowing Capacity $ 15,000,000          
Line of Credit Facility, Additional Credit Extended for Liquidity Covenants         $ 5,000,000  
Debt Instrument, Covenant, Borrowing Base, Percentage of Escrow Account 100.00%          
Debt Instrument, Basis Spread on Variable Rate 2.75%          
Proceeds from Lines of Credit   $ 6,700,000        
Long-Term Line of Credit   0        
Valley National Bank [Member] | Loan Agreement [Member] | Revolving Credit Facility [Member] | Asset Pledged as Collateral [Member]            
Cash   0        
Valley National Bank [Member] | Loan Agreement [Member] | Revolving Credit Facility [Member] | Commitment Fee [Member]            
Debt Instrument, Fee Amount $ 37,500          
Valley National Bank [Member] | Loan Agreement [Member] | Revolving Credit Facility [Member] | Deferred Costs [Member]            
Debt Instrument, Fee Amount $ 31,175 $ 14,588