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Note 5 - Loans (Details Textual) - USD ($)			12 Months Ended
Note 5 - Loans (Details Textual) - USD ($)	Oct. 01, 2023	Mar. 20, 2021	Dec. 31, 2023	Dec. 31, 2022
Repayments of Long-Term Debt, Total			$ 56,992	$ 54,771
Debit Arrangement to Finance Purchase of Output Solutions Sorter [Member]
Debt Instrument, Face Amount		$ 165,996
Debt Instrument, Term (Month)		36 months
Debt Instrument, Periodic Payment, Total		$ 4,902
Debt Instrument, Annual Principal Payment		$ 58,821
Debt Instrument, Interest Rate, Stated Percentage		3.95%
Repayments of Long-Term Debt, Total			54,634
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, Periodic Payment, Total	$ 16,017
Debt Instrument, Interest Rate, Stated Percentage	6.75%
Repayments of Long-Term Debt, Total			$ 9,894