Note 13 - Subsequent Events (Details Textual) - Subsequent Event [Member]	Aug. 09, 2026 USD ($) $ / shares
Initial Senior Secured Convertible Note [Member]
Debt Instrument, Face Amount	$ 1,250,000
Additional Senior Secured Convertible Note [Member]
Debt Instrument, Face Amount	$ 1,100,000
Senior Secured Convertible Notes [Member]
Debt Instrument, Interest Rate, Stated Percentage	10.00%
Debt Instrument, Convertible, Conversion Price (in dollars per share) \| $ / shares	$ 0.5
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger	80.00%
Debt Instrument, Convertible, Threshold Trading Days	5
Debt Instrument, Covenant, Prepayment Percentage of Financing Proceeds	25.00%
Debt Instrument, Redemption Premium in Event of Default	115.00%
Debt Instrument, Interest Rate in Event of Default	15.00%

The price per share of the conversion feature embedded in the debt instrument.

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Minimum percentage of common stock price to conversion price of convertible debt instruments to determine eligibility of conversion.

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No definition available.

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Threshold number of specified trading days that common stock price to conversion price of convertible debt instruments must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature.

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- Definition

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

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- Definition

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

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Represents the percentage of future financing proceeds that is required to be used as a prepayment under a debt covenant.

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The interest rate on the debt not in the event of default.

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The redemption premium in for the debt in the event of default.

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