v3.26.1
Note 5 - Debt (Details Textual) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 10, 2026
Feb. 20, 2024
Jun. 01, 2022
Jun. 30, 2026
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Dec. 22, 2025
Long-Term Debt, Maturity, Year One       $ 1,734,776 $ 1,734,776      
Long-Term Debt, Maturity, Year Two       1,539,525 1,539,525      
Long-Term Debt, Maturity, Year Three       1,305,921 1,305,921      
Amortization of Debt Discount (Premium)         5,921 $ 0    
Notes Payable, Current       200,000 200,000   $ 200,000  
Notes Payable, Noncurrent       4,305,921 4,305,921   4,300,000  
Salem Loan Facility [Member]                
Debt Instrument, Modification Fee, Percentage               1.00%
Debt Instrument, Modification Fee               $ 45,000
Long-Term Debt, Maturity, Year One               200,000
Long-Term Debt, Maturity, Year Two               1,500,000
Long-Term Debt, Maturity, Year Three               1,500,000
Long-Term Debt, Maturity, Year Four               1,300,000
Debt Instrument, Unamortized Discount       39,079 39,079     $ 45,000
Payments of Financing Costs             5,936  
Amortization of Debt Discount (Premium)       $ 3,006 $ 5,921      
Debt Instrument, Interest Rate, Stated Percentage       12.00% 12.00%      
Long-Term Debt, Gross       $ 4,505,921 $ 4,505,921      
Notes Payable, Current       200,000 200,000      
Notes Payable, Noncurrent       4,305,921 4,305,921      
Spectrum Loan Facility [Member]                
Percent of Eligible Accounts Receivable     85.00%          
Proceeds from Accounts Receivable Factoring $ 3,750,000 $ 3,750,000            
Percent, Cost of Eligible Equipment     75.00%          
Monthly Reduction of Maximum Funds Available to Purchase Eligible Equipment, Percentage     0.021%          
Percent, Net Amount of Eligible Inventory     50.00%          
Additional Amount Allowed to be Borrowed     $ 350,000          
Percent of Purchased Accounts Receivable Outstanding     50.00%          
Annual Facility Fees $ 28,125 $ 37,500            
Debt Instrument, Basis Spread on Variable Rate     3.50%          
Debt Instrument, Base Floor     7.00%          
Long-Term Line of Credit       $ 700,000 700,000   $ 600,000  
Interest Expense, Debt         $ 51,000