Note 7 - Income Taxes (Tables)

3 Months Ended

Mar. 31, 2014

Income Tax Disclosure [Abstract]

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

	March 31,			December 31,
	2014			2013
Deferred tax assets:
Net operating loss carryforwards	$	12,210		$	12,074
Inventory		1,855			1,856
Other liabilities		2,967			3,051
Fixed assets		2,007			2,069
Other temporary differences		716			751
		19,755			19,801
Less: valuation allowance		(19,678	)		(19,745	)
Total deferred tax assets		77			56
Deferred tax liability:
Intangibles		(1,385	)		(1,453	)
Other temporary differences		163			(13	)
Net deferred tax liability	$	(1,145	)	$	(1,410	)
As reported:
Non-current deferred tax assets	$	77		$	56
Current deferred tax liability	$	(260	)	$	(271	)
Non-current deferred tax liability	$	(962	)	$	(1,195	)

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

	Three Months
	Ended March 31,
	2014			2013
Current:
State and foreign	$	(176	)	$	(11	)
Deferred:
State		(4	)		10
Federal		(75	)		343
Foreign		276			-
		197			353
Change in valuation allowance		67			(353	)
Income tax benefit (expense)	$	88		$	(11	)