Note 8 - Stock-based Compensation (Tables)

9 Months Ended

Sep. 30, 2025

Notes Tables

Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2025		2024		2025		2024
Stock options and restricted stock units, net of forfeitures	$	57	$	109	$	269	$	337
After-tax effect of stock-based compensation	$	57	$	109	$	269	$	337

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

						Weighted- Average
	Number			Weighted-		Remaining		Aggregate
	of			Average		Contractual		Intrinsic
	Options			Exercise Price		Term		Value
Outstanding on January 1, 2025		176,000		$	1.94
Granted		—			—
Exercised		—			—
Expired or forfeited		(105,000	)		2.44
Outstanding on September 30, 2025		71,000		$	1.20		1.60	$	128
Exercisable on September 30, 2025		71,000		$	1.20		1.60	$	128

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

				Weighted Average
				Grant Date
	Shares			Fair Value
Unvested restricted stock units at January 1, 2025		1,082,122		$	1.26
Granted		966,050			1.04
Vested		(513,850	)		1.27
Forfeited		(425,100	)		1.26
Unvested restricted stock units at September 30, 2025		1,109,222		$	1.06