v3.26.1
Note 4 - Loans (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
Sep. 19, 2025
Oct. 01, 2023
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Mar. 31, 2026
Debit Arrangement to Finance Purchase of Output Solutions Folder and Inserter [Member]              
Debt Instrument, Face Amount   $ 811,819          
Debt Instrument, Term (Month)   66 months          
Debt Instrument, Interest Rate, Stated Percentage   6.75%          
Debt Instrument, Periodic Payment   $ 16,017          
Repayments of Long-term Debt and Interest     $ 50,188 $ 47,953 $ 98,141 $ 95,906  
Debit Arrangement to Finance Purchase of Output Solutions Printer [Member]              
Debt Instrument, Face Amount $ 1,017,954            
Debt Instrument, Interest Rate, Stated Percentage 6.75%            
Debt Instrument, Periodic Payment $ 20,088            
Long-Term Line of Credit             $ 791,742
Line of Credit Facility, Remaining Borrowing Capacity             $ 226,212
Repayments of Lines of Credit     $ 44,636   $ 57,997