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Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

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Aggregate number of common shares reserved for future issuance.

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Face amount or stated value per share of common stock.

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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Number of additional shares authorized for issuance under share-based payment arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Number of options outstanding, including both vested and non-vested options.

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Number, before forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).

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Number of share options (or share units) exercised during the current period.

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Note 10 - Stockholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Millions						6 Months Ended
	Jun. 18, 2024	Jul. 15, 2021	Apr. 01, 2021	Apr. 27, 2017	Sep. 15, 2011	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025	Oct. 31, 2012	Oct. 31, 2011	Apr. 01, 2011
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period (in shares)						0	55,882
Common Stock, Shares Authorized (in shares)						100,000,000		100,000,000
Common Stock, Par or Stated Value Per Share (in dollars per share)						$ 0.0001		$ 0.0001			$ 0.0001
Ordinary Shares Ownership Percentage										20.00%
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)						$ 4.37	$ 1.95
Equity Incentive Plan Twenty Eleven [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)					2 years
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized (in shares)	3,000,000		2,000,000
Common Stock, Capital Shares Reserved for Future Issuance (in shares)						17,529,412
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number (in shares)						5,061,725
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)						2,123,279
Equity Incentive Plan Twenty Eleven [Member] \| Maximum [Member]
Share-based Compensation Arrangement By Share-based Payment Award, Options Initial Contractual Term (Year)					10 years
Employment Inducement Incentive Award Plan Twenty Seventeen [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period (Year)				2 years
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized (in shares)		1,000,000
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number (in shares)						452,146
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)						1,196,018
Employment Inducement Incentive Award Plan Twenty Seventeen [Member] \| Maximum [Member]
Share-based Compensation Arrangement By Share-based Payment Award, Options Initial Contractual Term (Year)				10 years
Auerbach Warrant [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)									2,116,250
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)									$ 16
Restricted Stock Units (RSUs) [Member]
Shares Issued, Shares, Share-Based Payment Arrangement, before Forfeiture (in shares)						694,664	731,009
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount						$ 9.0
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)						1 year 6 months
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)						$ 6.87	$ 3.31
Non-vested Stock Options [Member]
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount						$ 1.4
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)						1 year 4 months 24 days