Note 7 - ELOC Commitment Note Payable (Details Textual) - USD ($)	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Derivative Liability, Fair Value Adjustment	$ 200,000
Gain (Loss) on Extinguishment of Debt	$ (22,000)	$ 14,520,000
Conversion of ELOC Commitment Note to Common Stock [Member]
Debt Conversion, Converted Instrument, Shares Issued (in shares)	56,769
Debt Conversion, Converted Instrument, Amount	$ 500,000
Gain (Loss) on Extinguishment of Debt	(22,000)
June 2024 Commitment Note [Member]
Debt Instrument, Face Amount	$ 350,000
Debt Instrument, Interest Rate, Stated Percentage	5.00%
Debt Instrument, Fair Value Disclosure	$ 600,000
Convertible Notes Payable, Current	$ 300,000
Debt Instrument, Interest Rate, Effective Percentage	3.00%
June 2024 Commitment Note [Member] \| Embedded Derivative Financial Instruments [Member]
Embedded Derivative, Fair Value of Embedded Derivative Liability	$ 300,000

Carrying value as of the balance sheet date of the portion of long-term debt due within one year or the operating cycle if longer identified as Convertible Notes Payable. Convertible Notes Payable is a written promise to pay a note which can be exchanged for a specified amount of another, related security, at the option of the issuer and the holder.

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The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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

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Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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