Note 14 - Stock-based Compensation - Stock-based Payment Awards (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023
Outstanding at December 31, 2021 (in shares)	924,067	1,238,776
Outstanding at December 31, 2021 (in dollars per share)	$ 3.37	$ 3.15
Exercised (in shares)	(13,586)	(213,644)
Exercised (in dollars per share)	$ 3.18	$ 2.38
Cancelled/Forfeited (in shares)	(83,023)	(101,065)
Cancelled/Forfeited (in dollars per share)	$ 4.7	$ 2.71
Outstanding at December 31, 2022 (in shares)	827,458	924,067
Outstanding at December 31, 2022 (in dollars per share)	$ 3.24	$ 3.37
Outstanding and Exerciseable at December 31, 2023 (Year)	2 years 8 months 12 days
Outstanding and Exerciseable at December 31, 2023	$ 0

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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

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