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Note 1 - Unaudited Interim Condensed Consolidated Financial Statements (Details Textual) - Bank of America, N.A. [Member] - USD ($)	Jan. 31, 2024	Jan. 26, 2024	Feb. 28, 2022
Debt Instrument, Face Amount	$ 17,000,000		$ 17,000,000
Line of Credit Facility, Maximum Borrowing Capacity	$ 3,000,000	$ 500,000	$ 3,000,000

X

- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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