The number of warrants issued.

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Contractual interest rate for funds borrowed, under the debt agreement, in the event of default.

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Amount of original issuance discount expressed as a percentage.

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Amount of payment installment one for litigation settlement.

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The portion of long-term debt representing the amount of principal still left to be repaid.

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

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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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, after accumulated amortization, of debt discount.

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

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Amount of interest payable on debt, including, but not limited to, trade payables.

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Value of outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price.

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Note 7 - Debt (Details Textual)										3 Months Ended			6 Months Ended		12 Months Ended
Note 7 - Debt (Details Textual)	Mar. 20, 2025 USD ($) shares	Jan. 28, 2025 USD ($) $ / shares shares	Jan. 20, 2025 USD ($)	Oct. 31, 2024 USD ($)	Oct. 10, 2024 USD ($) $ / shares shares	Aug. 15, 2024 USD ($)	Aug. 14, 2024 USD ($) $ / shares shares	Aug. 12, 2024 USD ($)	Nov. 04, 2022 USD ($)	Jun. 30, 2025 USD ($) shares	Mar. 31, 2025 USD ($) shares	Jun. 30, 2024 USD ($)	Jun. 30, 2025 USD ($) shares	Jun. 30, 2024 USD ($)	Dec. 31, 2024 USD ($) shares
Debt Issuance Costs													$ 350,000	$ 0
Proceeds from Convertible Debt													5,000,000	0
Gain (Loss) on Convertible Debt Redemption										$ (1,874,000)		$ (0)	(3,467,000)	$ (0)
Consent and Waiver Agreement [Member]
Stock Issued During Period, Shares, New Issues (in shares) \| shares	303,819
Anson Warrants [Member]
Class of Warrant or Right, Securities Called by Warrants or Rights, Percentage of Principal Divided by VWAP								50.00%
Warrants and Rights Outstanding							$ 2,100,000
Anson Warrants Tranche One [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) \| shares							1,349,305
Warrants and Rights Outstanding							$ 2,100,000
Third Tranche Notes, Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) \| shares		862,699					862,699,000,000
Consideration Warrants [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) \| shares	303,819
Class of Warrant or Right Issued in Period (in shares) \| shares	303,819
Warrants and Rights Outstanding	$ 600,000
Anson Warrants Tranche Two [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) \| shares					1,846,128
Warrants and Rights Outstanding					$ 1,900,000
Anson Warrants, Tranche Three [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) \| shares		862,699
Warrants and Rights Outstanding		$ 2,500,000
Streetervile Complaint [Member]
Litigation Settlement, Payment Installment One								$ 2,500,000
Litigation Settlement, Payment Installment Two								3,100,000
Payments for Legal Settlements				$ 3,100,000		$ 2,500,000
Streeterville Convertible Note [Member]
Debt Instrument, Face Amount									$ 11,000,000
Debt Instrument, Term (Month)									825 months
Long-Term Debt, Gross										0			0		$ 0
Repayments of Debt						$ 2,500,000
Anson Convertible Notes [Member]
Debt Instrument, Face Amount								16,300,000
Long-Term Debt, Gross								$ 15,000,000
Debt Instrument, Number of Tranches								3
Placement Agent Fee, Percent of Gross Proceeds								7.00%
Long-Term Debt, Principal Only										9,260,000			9,260,000
Interest Payable										300,000			300,000
Anson Convertible Notes [Member] \| Conversion of Principal and Interest Into Common Stock [Member]
Debt Conversion, Original Debt, Amount															$ 4,200,000
Debt Conversion, Converted Instrument, Shares Issued (in shares) \| shares															3,676,796
Gain (Loss) on Convertible Debt Redemption															$ (1,300,000)
Anson First Tranche Notes [Member]
Debt Instrument, Face Amount							$ 5,400,000
Debt Instrument, Term (Month)							15 months
Long-Term Debt, Gross							$ 2,900,000
Debt Instrument, Original Issuance Discount							8.00%
Debt Instrument, Unamortized Discount							$ 435,000
Debt Issuance Costs							521,000
Proceeds from Debt, Net of Issuance Costs							$ 4,500,000
Debt Instrument, Interest Rate, Stated Percentage							6.00%
Debt Instrument, Interest Rate in Event of Default							10.00%
Debt Instrument, Convertible, Conversion Price (in dollars per share) \| $ / shares							$ 2.4168
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger							92.00%
Anson First Tranche Notes [Member] \| Conversion of Principal and Interest Into Common Stock [Member]
Debt Conversion, Original Debt, Amount											$ 1,300,000				$ 4,200,000
Debt Conversion, Converted Instrument, Shares Issued (in shares) \| shares											1,004,055				3,676,796
Gain (Loss) on Convertible Debt Redemption											$ (1,600,000)				$ (1,300,000)
Anson First Tranche Notes [Member] \| Conversion of Principal Into Common Stock [Member]
Debt Conversion, Original Debt, Amount											1,300,000
Anson First Tranche Notes [Member] \| Conversion of Accrued Interest Into Common Stock [Member]
Debt Conversion, Original Debt, Amount											$ 100,000
Anson First Tranche Notes [Member] \| Minimum [Member]
Debt Instrument, Convertible, Conversion Price (in dollars per share) \| $ / shares							$ 0.38
Anson Second Tranche Notes [Member]
Debt Instrument, Face Amount					5,400,000
Long-Term Debt, Gross					$ 3,100,000
Placement Agent Fee, Percent of Gross Proceeds					7.00%
Debt Instrument, Original Issuance Discount					8.00%
Debt Instrument, Unamortized Discount					$ 435,000
Debt Issuance Costs					$ 375,000
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) \| shares					1,846,128
Debt Instrument, Convertible, Conversion Price (in dollars per share) \| $ / shares					$ 1.7664
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger					92.00%
Proceeds from Convertible Debt					$ 5,000,000
Debt Issuance Costs, Gross					400,000
Liabilities, Fair Value Adjustment										$ 5,600,000			$ 6,500,000
Debt Instrument, Interest Rate, Effective Percentage										4.60%			4.60%
Streetervile Complaint [Member]
Payments for Legal Settlements					$ 3,100,000
Anson, Third Tranche Notes [Member]
Debt Instrument, Face Amount		5,400,000
Long-Term Debt, Gross		$ 2,500,000
Placement Agent Fee, Percent of Gross Proceeds		7.00%
Debt Instrument, Original Issuance Discount		8.00%
Debt Instrument, Unamortized Discount		$ 435,000
Debt Instrument, Convertible, Conversion Price (in dollars per share) \| $ / shares		$ 3.78
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger		92.00%
Proceeds from Convertible Debt		$ 5,000,000
Debt Issuance Costs, Gross		$ 400,000
Debt Instrument, Convertible, Threshold Trading Days		7
Liabilities, Fair Value Adjustment										$ 5,600,000			$ 6,500,000
Debt Instrument, Interest Rate, Effective Percentage										45.70%			45.70%
Anson, Third Tranche Notes [Member] \| Conversion of Principal and Interest Into Common Stock [Member]
Debt Conversion, Original Debt, Amount	$ 100,000		$ 100,000							$ 4,100,000			$ 4,100,000
Debt Conversion, Converted Instrument, Shares Issued (in shares) \| shares	5,463									1,879,406	5,463		1,879,406
Gain (Loss) on Convertible Debt Redemption										$ (1,900,000)			$ (1,900,000)
Anson First and Third Tranche Notes [Member] \| Conversion of Principal and Interest Into Common Stock [Member]
Debt Conversion, Converted Instrument, Shares Issued (in shares) \| shares											1,009,518
Gain (Loss) on Convertible Debt Redemption											$ (1,600,000)