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Note 4 - Convertible Notes Payable - Convertible Debt (Details) - USD ($)	3 Months Ended	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2024	Mar. 08, 2024
Conversion Of Convertible Notes Into Common Stock [Member]
Bradley Emalfarb (2) (in shares)	(223,463)
The Francisco Trust [Member]
Issuance date		Mar. 08, 2024
Due date		Mar. 08, 2027
Interest rate	8.00%	8.00%
Francisco Trust dated 2/28/1996 (1)	$ 1,000,000	$ 1,000,000
Principal outstanding	$ 1,000,000	$ 1,000,000
Irrevocable Trust [Member] | Bradley Emalfarb [Member]
Issuance date		Mar. 08, 2024
Due date		Mar. 08, 2027
Interest rate	8.00%	8.00%
Francisco Trust dated 2/28/1996 (1)	$ 500,000	$ 500,000
Principal outstanding	$ 100,000	$ 100,000
Irrevocable Trust [Member] | Bradley Emalfarb [Member] | Conversion Of Convertible Notes Into Common Stock [Member]
Bradley Emalfarb (2) (in shares)		(400,000)
Irrevocable Trust [Member] | Bradley Scott Emalfarb [Member]
Issuance date		Mar. 08, 2024
Due date		Mar. 08, 2027
Interest rate	8.00%	8.00%
Francisco Trust dated 2/28/1996 (1)	$ 410,000	$ 410,000
Principal outstanding	$ 410,000	$ 410,000
Descendant Trust [Member]
Issuance date		Mar. 08, 2024
Due date		Mar. 08, 2027
Interest rate	8.00%	8.00%
Francisco Trust dated 2/28/1996 (1)	$ 90,000	$ 90,000
Principal outstanding	$ 90,000	$ 90,000
Senior Secured 2024 Notes [Member]
Interest rate	8.00%	8.00%	8.00%
Francisco Trust dated 2/28/1996 (1)			$ 6,000,000
Senior Secured 2024 Notes [Member] | Related Party [Member]
Francisco Trust dated 2/28/1996 (1)	$ 2,000,000	$ 2,000,000	$ 2,000,000
Principal outstanding	1,600,000	1,600,000
Unamortized Debt Issuance Costs - Related Party	(42,559)	(42,559)
Net Carrying Amount	1,557,441	$ 1,557,441
Senior Secured 2024 Notes [Member] | Third Party [Member]
Issuance date		Mar. 08, 2024
Due date		Mar. 08, 2027
Francisco Trust dated 2/28/1996 (1)	4,000,000	$ 4,000,000
Principal outstanding	4,000,000	4,000,000
Unamortized Debt Issuance Costs - Related Party	(106,398)	(106,398)
Net Carrying Amount	$ 3,893,602	$ 3,893,602

X

- Definition

The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period.

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

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

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Date the debt instrument was issued, in YYYY-MM-DD format.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.

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Amount, before accumulated amortization, of debt issuance costs classified as current. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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