Note 8 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2014

Note 8 - Income Taxes

Income tax provision

	Years Ended December 31,
	2014			2013
Current:
Federal	$	—		$	—
State		12			—
Foreign		65			94
		77			94
Deferred:
Federal		220			220
State		—			—
Foreign		(29	)		(75	)
		191			145
Total income tax provision (benefit)	$	268		$	239

Deferred income taxes

	December 31,
	2014			2013
Deferred tax liabilities:
Property, plant and equipment	$	—		$	232
Intangible assets		4,462			4,242
Total deferred tax liabilities		4,462			4,474
Deferred tax assets:
Property, plant and equipment		88			—
Net operating loss carryforwards		20,164			18,976
Tax credit carryforwards		1,455			1,380
Intangible assets		3,841			4,266
Accrued expenses, reserves and other		2,509			2,984
Total deferred tax assets		28,057			27,606
Valuation allowance for deferred tax assets		(27,951	)		(27,292	)
Net deferred tax assets		106			314
Net deferred tax liabilities	$	4,356		$	4,160

Net deferred tax liabilities

	Years Ended December 31,
	2014			2013
Current deferred tax assets	$	106		$	91
Current deferred tax liabilities		—			(9	)
Non-current deferred tax liabilities		(4,462	)		(4,242	)
	$	(4,356	)	$	(4,160	)

Loss from continuing operations

	Years Ended December 31,
	2014			2013
United States	$	(1,808	)	$	(875	)
Foreign		6			26
	$	(1,802	)	$	(849	)

Income tax rate reconciliation

	Years Ended December 31,
	2014			2013
Statutory income tax rate		34.0	%		34.0	%
(Increase) decrease in tax provision resulting from:
Equity compensation		(12.9	)		(38.6	)
Income tax credits		4.2			13.9
Foreign tax rates		(1.9	)		(1.2	)
Valuation allowance		(36.6	)		(34.2	)
Other		(1.7	)		(2.1	)
Effective income tax rate		(14.9	%)		(28.2	%)

Uncertainty in income taxes

	Years Ended December 31,
	2014		2013
Balance – beginning of year	$	7,296	$	7,508
Increases related to current year tax positions		—		—
Increases related to prior year tax positions		—		—
Decreases related to prior year tax positions		—		(212	)
Expiration of statute of limitations for assessment of taxes		—		—
Settlements with taxing authorities		—		—
Balance – end of year	$	7,296	$	7,296