Note 12 - Convertible Note Payable (Details Textual) - USD ($)		3 Months Ended		6 Months Ended	12 Months Ended
	Dec. 09, 2025	Jun. 30, 2026	Mar. 31, 2026	Jun. 30, 2026	Dec. 31, 2025	Mar. 07, 2025
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.0001	$ 0.0001		$ 0.0001	$ 0.0001	$ 0.0001
Convertible Note and Warrants, Purchase Price	$ 16,253,147
Class of Warrant or Right, Outstanding (in shares)		8,669,576		8,669,576
Note Offering Warrant [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)	4,553,213
Warrants and Rights Outstanding, Term (Year)	5 years
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)	$ 2.231
Class of Warrant or Right, Outstanding (in shares)	4,553,213
Warrants and Rights Outstanding	$ 9,404,375
Convertible Note [Member]
Debt Instrument, Face Amount	16,253,147
Proceeds from Convertible Debt	16,253,147
Debt Instrument, Fee Amount	$ 100,000
Debt Instrument, Interest Rate, Stated Percentage	5.00%
Debt Instrument, Interest Rate, Default	10.00%
Debt Instrument, Convertible, Conversion Price (in dollars per share)	$ 2.231
Debt Instrument, Convertible, Maximum Convertible Amount	$ 750,000
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger	97.00%
Debt Instrument, Convertible, Stock Price Trigger (in dollars per share)	$ 0.39
Debt Instrument, Convertible,Redemption Price, Percent of Installment Amount	105.00%
Debt Instrument, Convertible, Maximum Redeemable Amount, Percent of Net Proceeds	36.00%
Embedded Derivative, Fair Value of Embedded Derivative, Net	$ 320,000
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net		$ 47,000	$ 33,000		$ 28,000
Debt Instrument, Unamortized Discount	$ 172,000
Interest Expense, Debt		691,000		$ 1,300,000
Amortization of Debt Issuance Costs and Discounts		489,000	$ 445,000	900,000
Interest Expense, Debt, Excluding Amortization		$ 202,000		$ 400,000