v3.26.1
Note 4 - Debt (Details Textual) - BF Loan Agreement [Member] - USD ($)
1 Months Ended
Feb. 27, 2024
Feb. 28, 2026
Aug. 31, 2022
Jun. 30, 2026
Mar. 01, 2026
Dec. 31, 2025
May 13, 2021
Debt Instrument, Face Amount             $ 60,000,000
Debt Instrument, Renewal Term (Year) 2 years 1 year          
Debt Instrument, Fee Amount $ 100,000       $ 25,000    
Line of Credit Facility, Current Borrowing Capacity 20,000,000       $ 10,000,000    
Debt Issuance Costs, Gross $ 121,000            
Debt Instrument, Incremental Borrowing Fee   0.50%     0.25%    
Debt Instrument, Basis Spread on Variable Rate 0.50%            
Debt Instrument, Variable Rate, Floor Rate 4.00%            
Debt Instrument, Covenant, Percentage of Net Present Value     20.00%        
Debt Instrument, Covenant, Net Present Value, Discount Percentage     9.00%        
Debt Instrument, Covenant, Hedge Percentage     50.00%        
Debt Instrument, Covenant, Net Present Value, Utilization Percentage     30.00%        
Debt Instrument, Covenant, Debt Service Coverage Ratio     1.2        
Debt Instrument, Covenant, Current Ratio     1        
Long-Term Debt, Gross       $ 0   $ 0