Quarterly report pursuant to Section 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
Dec. 05, 2022
Aug. 30, 2020
Mar. 31, 2024
Mar. 31, 2023
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  
Debt Instrument, Covenant Compliance, Maximum Deposits Outside Of United States     $ 1,000  
Line of Credit Facility, Interest Rate During Period     8.74%  
Interest Expense, Debt     $ 44 $ 43
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     $ 4,375  
Line of Credit Facility, Interest Rate During Period     7.11%  
Interest Expense, Debt     $ 75 $ 79
Debt Instrument, Face Amount $ 5,000      
Debt Instrument, Periodic Payment, Number of Installments 16      
Subordinated Debt     $ 4,055  
Debt Instrument, Discount Rate, Percentage     7.50%