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Note 6 - Stock-based Compensation (Tables)

6 Months Ended

Jun. 30, 2025

Notes Tables

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

		Three-month period ended								Six-month period ended
		June 30,				June 30,				June 30,				June 30,
		2025				2024				2025				2024
Stock options		$	190			$	152			$	378			$	308
Restricted stock			45				7				84				12
Total		$	235			$	159			$	462			$	320

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			(9,367	)			6.52
Forfeited or expired			(99,005	)		$	9.26
Outstanding at June 30, 2025			998,064			$	6.95				4.34			$	2,025
Vested and expected to vest at June 30, 2025			900,507			$	6.94				4.20			$	1,835
Exercisable at June 30, 2025			540,052			$	6.77				3.09			$	1,192

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Tabular disclosure of share-based payment arrangement.

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