Note 11 - Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three Months				Six Months
	Ended				Ended
	June 30,		June 30,		June 30,		June 30,
	2022		2021		2022		2021
Weighted average shares outstanding for basic calculation		2,847		2,832		2,843		2,832
Add: Effect of dilutive stock awards		-		-		-		-
Weighted average shares outstanding, adjusted for diluted calculation		2,847		2,832		2,843		2,832

Schedule of Stockholders Equity [Table Text Block]

	Common		Capital in Excess of		Retained
	Stock		Par Value		Deficit
Balance at January 1, 2022	$	54	$	30,450	$	(942	)
Net loss		-		-		(577	)
Stock-based compensation expense		-		21		-
Balance at March 31, 2022	$	54	$	30,471	$	(1,519	)
Net loss		-		-		(363	)
Stock-based compensation expense		-		20		-
Balance at June 30, 2022	$	54	$	30,491	$	(1,882	)

	Common		Capital in Excess of		Retained
	Stock		Par Value		Deficit
Balance at January 1, 2021	$	684	$	29,738	$	(3,702	)
Net loss		-		-		(188	)
Stock-based compensation expense		-		21		-
Balance at March 31, 2021	$	684	$	29,759	$	(3,890	)
Net loss		-		-		(109	)
Stock-based compensation expense		-		21		-
Balance at June 30, 2021	$	684	$	29,780	$	(3,999	)