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Note 6 - Stock-based Compensation (Tables)

9 Months Ended

Sep. 30, 2025

Notes Tables

Disclosure of Share-Based Compensation Arrangements by Share-Based Payment Award [Table Text Block]

		Three-month period ended								Nine-month period ended
		September 30,				September 30,				September 30,				September 30,
		2025				2024				2025				2024
Stock options		$	192			$	164			$	570			$	472
Restricted stock			44				6				128				18
Total		$	236			$	170			$	698			$	490

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

		Number of Shares				Weighted Average Exercise Price				Weighted Average Remaining Contractual Term (years)				Aggregate Intrinsic Value
Outstanding at January 1, 2025			1,106,436			$	7.15
Granted			-				-
Exercised			(15,982	)		$	6.10
Forfeited or expired			(103,357	)		$	9.17
Outstanding at September 30, 2025			987,097			$	6.96				4.06			$	343
Vested and expected to vest at September 30, 2025			891,035			$	6.95				3.91			$	315
Exercisable at September 30, 2025			535,372			$	6.78				2.81			$	242

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Tabular disclosure of share-based payment arrangement.

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