v3.26.1
Note 8 - Debt (Details Textual)
3 Months Ended 6 Months Ended
Apr. 08, 2021
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Jun. 30, 2025
USD ($)
Jun. 29, 2026
USD ($)
Interest Expense, Debt   $ 100,000 $ 0 $ 100,000 $ 100,000  
Interest Costs Capitalized   $ 200,000 $ 100,000 $ 300,000 $ 200,000  
Second Modification Agreement [Member] | Huntington National Bank [Member] | Revolving Credit Facility [Member]            
Debt Instrument, Covenant, Fixed Charge Coverage Ratio, Minimum           1.2
Debt Instrument, Covenant, Minimum Collateral Security Funding           $ 5,000,000
Debt Instrument, Deposits in Cash Collateral Account, Cap           10,000,000
Line of Credit Facility, Maximum Borrowing Capacity           10,000,000
Debt Instrument, Fee Amount           $ 15,000
Loan Agreement [Member] | Ameri State Bank [Member]            
Line of Credit Facility, Maximum Borrowing Capacity $ 10,000,000          
Debt Instrument, Basis Spread on Variable Rate 2.50%          
Debt Instrument, Interest Rate, Effective Percentage   9.25%   9.25%    
Long-Term Line of Credit   $ 7,600,000   $ 7,600,000    
Debt Instrument, Covenant, Deb-to-Net-Worth Ratio   9.1   9.1    
Debt Instrument, Covenant, Debt Service Coverage Ratio, Maximum   1.2   1.2    
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] Prime Rate [Member]