Note 7 - Income Taxes (Tables)

9 Months Ended

Sep. 30, 2013

Income Tax Disclosure [Abstract]

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	September 30, 2013			December 31, 2012
Deferred tax assets:
Net operating loss carryforwards	$	13,431		$	14,491
Inventory		1,795			1,769
Other liabilities		3,569			3,055
Fixed assets and other capitalized assets		2,061			440
Other temporary differences		682			589
		21,538			20,344
Deferred tax valuation allowance		(21,229	)		(20,344	)
	$	309		$	-

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	Three Months Ended September 30,						Nine Months Ended September 30,
	2013			2012			2013			2012
Current:
State and foreign	$	3		$	(4	)	$	(45	)	$	(27	)
Deferred:
State		(5	)		13			5			44
Federal		502			293			841			882
Foreign		45			-			12			-
		542			306			858			926
Valuation allowance		(513	)		-			(885	)		-
Income tax benefit (expense), net	$	32		$	302		$	(72	)	$	899