v3.25.2
Note 12 - Related Party Transactions (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Oct. 13, 2023
Apr. 12, 2021
Jun. 03, 2016
Aug. 14, 2012
Apr. 30, 2021
Jun. 30, 2025
Jun. 30, 2024
Mar. 31, 2020
Mar. 31, 2025
Dec. 31, 2024
Aug. 09, 2024
Dec. 31, 2023
Aug. 14, 2023
Dec. 31, 2022
Dec. 14, 2022
Apr. 30, 2019
Interest Paid, Excluding Capitalized Interest, Operating Activities           $ 165,000 $ 164,000                  
Common Stock, Shares, Issued (in shares)           7,232,217     7,199,908              
Long-Term Debt           $ 4,447,000                    
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] Prime Rate [Member] Prime Rate [Member] Prime Rate [Member] Prime Rate [Member]       Prime Rate [Member]                
Revolving Credit Facility [Member] | Related Party 1 [Member]                                
Line of Credit Facility, Maximum Borrowing Capacity                   $ 4,000,000 $ 4,000,000 $ 2,000,000 $ 2,000,000 $ 1,000,000    
Common Stock, Shares, Issued (in shares)           0                    
Line of Credit, Current           $ 3,750,000     $ 3,000,000              
Debt Instrument, Interest Rate, Stated Percentage           7.50%     7.50%              
Conversion of Skywords Note Into Revolving Loans [Member]                                
Debt Conversion, Original Debt, Amount   $ 500,000                            
Skywords Note [Member]                                
Debt Instrument, Basis Spread on Variable Rate         1.00%                      
Repayments of Long-term Debt, Total   500,000     $ 500,000                      
Interest Paid, Excluding Capitalized Interest, Operating Activities   1,900     $ 1,900                      
Skywords Note [Member] | Unsecured Subordinated Loan [Member]                                
Debt Instrument, Face Amount                               $ 1,500,000
Debt Instrument, Basis Spread on Variable Rate               1.00%                
Long-Term Debt           $ 1,000,000 $ 1,000,000                  
Skywords Amended Note [Member]                                
Debt Instrument, Face Amount   $ 500,000                         $ 1,000,000  
Debt Instrument, Basis Spread on Variable Rate   1.00%                            
Debt Instrument, Term (Year)   3 years                            
Debt Instrument, Floor Interest Rate   5.00%     5.00%