Income Taxes (Tables)

12 Months Ended

Dec. 31, 2014

Income Taxes

Schedule of income (loss) from continuing operations before income taxes

	Year ended December 31,
	2014			2013			2012
				(in thousands)
Domestic	$	(95,195	)	$	(84,942	)	$	5,811
Foreign	16,841			13,732			32,375
	$	(78,354	)	$	(71,210	)	$	38,186

Schedule of components of the provision (benefit) for income taxes from continuing operations

	Year ended December 31,
	2014			2013			2012
				(in thousands)
Current:
Federal	$	(2,464	)	$	(21,022	)	$	2,515
Foreign	2,325			3,921			7,576
State and local	55			148			(317		)
Total current provision (benefit) for income taxes	(84		)	(16,953		)	9,774
Deferred:
Federal	(11,230		)	(11,589		)	(482		)
Foreign	(291		)	(462		)	727
State and local	191			57			1,638
Total deferred provision (benefit) for income taxes	(11,330		)	(11,994		)	1,883
Total provision (benefit) for income taxes	$	(11,414	)	$	(28,947	)	$	11,657

Schedule of reconciliation of the income tax provision (benefit) computed using the Federal statutory rate to actual income tax provision

	Year ended December 31,
	2014			2013			2012
				(in thousands)
Income tax provision (benefit) at U.S. statutory rates	$	(27,424	)	$	(24,923	)	$	13,366
State taxes, net of U.S. federal impact	(662		)	(1,554		)	(89			)
Effect of international operations	(6,160		)	(4,275		)	(2,387			)
Domestic production activities deduction	—			1,554			(489			)
Research and development tax credit	(1,935		)	(3,151		)	(3,013			)
Net change in valuation allowance	27,156			2,420			2,943
Change in accrual for unrecognized tax benefits	(1,940		)	577			533
Goodwill impairment	9,786			—			—
Change in contingent consideration	(10,279		)	290			—
Other	44			115			793
Total provision (benefit) for income taxes	$	(11,414	)	$	(28,947	)	$		11,657

Schedule of deferred tax assets and liabilities

	December 31,
	2014			2013
	(in thousands)
Deferred tax assets:
Inventory valuation	$	8,244		$	6,983
Net operating losses and credit carry forwards	39,750			18,972
Warranty and installation accruals	2,452			3,002
Share-based compensation	11,794			10,638
Other	2,647			3,716
Total deferred tax assets	64,887			43,311
Valuation allowance	(34,909		)	(7,753		)
Net deferred tax assets	29,978			35,558
Deferred tax liabilities:
Purchased intangible assets	34,018			45,208
Undistributed earnings	1,047			1,737
Depreciation	2,274			4,711
Total deferred tax liabilities	37,339			51,656
Net deferred taxes	$	(7,361	)	$	(16,098	)

Schedule of reconciliation of beginning and ending amount of unrecognized tax benefits

	December 31,
	2014			2013			2012
	(in thousands)
Balance at beginning of year	$	6,228		$	5,818		$	4,748
Additions for tax positions related to current year	244			324			435
Additions for tax positions related to prior years	199			477			742
Reductions for tax positions related to prior years	(2,345		)	(224		)	(59		)
Reductions due to the lapse of the applicable statute of limitations	(38		)	—			(48		)
Settlements	(12		)	(167		)	—
Balance at end of year	$	4,276		$	6,228		$	5,818