Quarterly report [Sections 13 or 15(d)]

Note 9 - Notes Payable, Net (Details Textual)

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Note 9 - Notes Payable, Net (Details Textual) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
Dec. 05, 2022
Aug. 01, 2020
Aug. 30, 2020
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]   Prime Rate [Member]          
Term Loan [Member] | PWB Agreement [Member]              
Line of Credit Facility, Maximum Borrowing Capacity     $ 2,000        
Debt Instrument, Basis Spread on Variable Rate     0.50%        
Debt Instrument, Interest Rate, Stated Percentage     4.50%        
Long-Term Debt, Gross       $ 2,000   $ 2,000  
Debt Instrument, Covenant Compliance, Maximum Deposits Outside Of United States           $ 1,000  
Line of Credit Facility, Interest Rate During Period       7.72% 8.74% 7.68% 8.74%
Interest Expense, Debt       $ 39 $ 44 $ 77 $ 87
Subordinated Debt [Member] | Promissory Note [Member]              
Debt Instrument, Basis Spread on Variable Rate 5.00%            
Debt Instrument, Interest Rate, Stated Percentage 0.00%            
Long-Term Debt, Gross       $ 2,812   $ 2,812  
Line of Credit Facility, Interest Rate During Period       6.81% 7.05% 7.14% 7.30%
Interest Expense, Debt       $ 50 $ 70 $ 104 $ 145
Debt Instrument, Face Amount $ 5,000            
Debt Instrument, Periodic Payment, Number of Installments 16            
Subordinated Debt       $ 4,055   $ 4,055  
Debt Instrument, Discount Rate, Percentage           7.50%