Contractual interest rate for funds borrowed, under the debt agreement.

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Amount of the required periodic payments including both interest and principal payments.

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Face (par) amount of the original debt instrument that was repurchased.

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Note 9 - Note Payable (Details Textual) - USD ($)	1 Months Ended	9 Months Ended
Note 9 - Note Payable (Details Textual) - USD ($)	Mar. 31, 2020	Oct. 01, 2022	Dec. 25, 2021
Property, Plant and Equipment, Gross, Ending Balance		$ 12,680,114	$ 12,114,418
Interest Expense, Debt, Total		6,243
Microscope Note Payable [Member]
Debt Instrument, Term (Year)	5 years
Debt Instrument, Periodic Payment, Total	$ 4,000
Debt Instrument, Interest Rate, Stated Percentage	6.47%
Machine Vendor Financing [Member]
Debt Instrument, Repurchased Face Amount		$ 40,000
Sonoscan Ultrasound Microscope [Member]
Property, Plant and Equipment, Gross, Ending Balance	$ 208,000