Income Taxes (Tables)

12 Months Ended

Dec. 31, 2015

Schedule of Income before Income Tax, Domestic and Foreign

The domestic and foreign components of loss before income taxes is as follows:



	Years Ended December 31,
In thousands	2015			2014			2013
Domestic	$	(37,696	)	$	(16,027	)	$	(27,201	)
Foreign	23,018			(2,840		)	12,285
Loss before income taxes	$	(14,678	)	$	(18,867	)	$	(14,916	)

Schedule of Components of Income Tax Expense (Benefit)

The components of the provision (benefit) for income taxes were as follows:



	Years Ended December 31,
In thousands	2015			2014			2013
Federal:
Current	$	—		$	—		$	(1,616	)
Deferred	—			—			—
	—			—			(1,616		)
State:
Current	(23		)	(18		)	58
Deferred	—			—			—
	(23		)	(18		)	58
Foreign:
Current	289			390			289
Deferred	184			(128		)	122
	473			262			411
Total income tax provision (benefit)	$	450		$	244		$	(1,147	)

Schedule of Effective Income Tax Rate Reconciliation

The difference between the provision (benefit) for income taxes and the amount computed by applying the U.S. federal statutory rate of 35 percent to income (loss) before income taxes is explained below:



	Years Ended December 31,
In thousands	2015			2014			2013
Tax computed at statutory rate	$	(5,136	)	$	(6,602	)	$	(5,220	)
Foreign taxes	(7,583		)	1,256			(3,890		)
Credits	(169		)	(282		)	(525		)
Change in valuation allowance	13,338			5,872			8,488
Income tax provision	$	450		$	244		$	(1,147	)

Schedule of Deferred Tax Assets and Liabilities

Significant components of deferred income tax assets and liabilities are as follows:



In thousands	2015			2014			2013
Deferred tax assets:
Net operating loss carry-forwards	$	21,550		$	20,661		$	18,061
Inventory valuation	3,838			4,101			4,744
Bad debt reserve	184			181			185
Basis difference in assets	44			133			276
Tax credit carry-forwards	16,127			16,050			15,394
Warranty reserves	211			290			302
Deferred product and services income	411			328			312
Other non-deductible accruals and reserves	5,538			5,730			5,382
Stock compensation	6,515			6,440			5,290
Total deferred tax assets	54,418			53,914			49,946
Valuation allowance	(52,380		)	(51,558		)	(47,877		)
Net deferred tax assets	$	2,038		$	2,356		$	2,069
Deferred tax liabilities:
Other	(1,719		)	(1,854		)	(1,695		)
Total deferred tax liabilities	(1,719		)	(1,854		)	(1,695		)
Net deferred tax assets	$	318		$	502		$	374

Summary of Income Tax Contingencies

A reconciliation of the change in the uncertain income tax benefits from January 1, 2014 to December 31, 2015 is as follows:



In thousands	2015			2014
Balance at January 1	$	8,146		$	6,948
Tax positions related to the current year:
Additions	9,336			1,262
Tax positions related to the prior years:
Additions	—			—
Reductions	(78		)	(4		)
Lapses in statutes of limitations	(2		)	(60		)
Balance at December 31	$	17,402		$	8,146