Note 4 - Business Combination (Details Textual) - Evoke Neuroscience, Inc. [Member] $ / shares in Units, $ in Thousands	Apr. 30, 2025 USD ($) Rate $ / shares
Payments to Acquire Businesses, Gross \| $	$ 3,000
Business Combination, Consideration Transferred, Equity Interest \| $	$ 3,000
Business Combination, Price Per Share (in dollars per share) \| $ / shares	$ 3.5
Business Combination, Contingent Consideration, Liability \| $	$ 478
Business Combination, Contingent Consideration, Range of Outcomes, Maximum, Amount \| $	$ 500
Measurement Input, Discount Rate [Member]
Business Combination, Contingent Consideration, Liability, Measurement Input (Rate)	0.036
Measurement Input, Discount Rate [Member] \| Valuation Technique, Monte Carlo Pricing Model [Member]
Business Combination, Contingent Consideration, Liability, Measurement Input (Rate)	0.035
Measurement Input, Assumed Income Tax Rate [Member]
Business Combination, Contingent Consideration, Liability, Measurement Input (Rate)	0.265
Measurement Input, Assumed Income Tax Rate [Member] \| Valuation Technique, Monte Carlo Pricing Model [Member]
Business Combination, Contingent Consideration, Liability, Measurement Input (Rate)	0.265
Measurement Input, Price Volatility [Member]
Business Combination, Contingent Consideration, Liability, Measurement Input (Rate)	0.024
Measurement Input, Price Volatility [Member] \| Valuation Technique, Monte Carlo Pricing Model [Member]
Business Combination, Contingent Consideration, Liability, Measurement Input (Rate)	0.016
Earn Out Shares [Member]
Business Combination, Contingent Consideration, Liability \| $	$ 500
Business Combination, Contingent Consideration, Earnout Period (Month)	36 months

The earnout period.

No definition available.

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- Definition

Per share price of saleable stock paid or offered to be paid by acquirer in business combination.

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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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Maximum amount of estimate for undiscounted range of outcomes in contingent consideration arrangement in business combination.

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Amount of liability recognized arising from contingent consideration in a business combination.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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