Note 7 - Income Taxes (Tables)

6 Months Ended

Jun. 30, 2013

Income Tax Disclosure [Abstract]

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

	June 30, 2013			December 31, 2012
Deferred tax assets:
Net operating loss carryforwards	$	14,743		$	14,491
Inventory		1,771			1,769
Other liabilities		3,365			3,055
Fixed assets		409			440
Other temporary differences		681			589
		20,969			20,344
Deferred tax valuation allowance		(20,716	)		(20,344	)
	$	253		$	-

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

	Three Months Ended June 30,						Six Months Ended June 30,
	2013			2012			2013			2012
Current:
State and foreign	$	(37	)	$	(11	)	$	(48	)	$	(23	)
Deferred:
State		-			22			10			31
Federal		(4	)		465			339			589
Foreign		(33	)		-			(33	)		-
		(37	)		487			316			620
Valuation allowance		(19	)		-			(372	)		-
Income tax (expense) benefit, net	$	(93	)	$	476		$	(104	)	$	597