Note 6 - Stockholders' Equity (Tables)

3 Months Ended

Mar. 31, 2020

Notes Tables

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

	Three Months Ended
	March 31,		March 31,
	20 20		2019
Weighted average shares outstanding for basic calculation		14,517		14,508
Add: Effect of dilutive stock awards		430		43
Weighted average shares outstanding, adjusted for diluted calculation		14,947		14,551

Schedule of Stockholders Equity [Table Text Block]

			Capital in
	Common		Excess of		Retained
	Stock		Par Value		Deficit
Balance at January 1, 2020	$	294	$	17,370	$	(3,765	)
Net income		-		-		1,054
Stock-based compensation expense		-		21		-
Balance at March 31, 2020	$	294	$	17,391	$	(2,711	)

			Capital in
	Common		Excess of		Retained
	Stock		Par Value		Deficit
Balance at January 1, 2019	$	294	$	17,285	$	(3,935	)
Net income		-		-		1,366
Stock-based compensation expense		-		21		-
Balance at March 31, 2019	$	294	$	17,306	$	(2,569	)