Income Taxes (Tables)

12 Months Ended

Dec. 31, 2014

Income Tax Disclosure [Abstract]

United States and Foreign Components of Income Before Income Taxes

The United States and foreign components of income before income taxes are as follows:

	2014		2013		2012
	(In thousands)
United States	$	82,032	$	142,085	$	200,802
Foreign	193,674		245,805		209,427
Total	$	275,706	$	387,890	$	410,229

Components of the Provision for Income Taxes

The components of the provision for income taxes are as follows:

	2014			2013			2012
	(In thousands)
Current:
Federal	$	22,377		$	51,389		$	81,019
Foreign	30,878			37,221			30,059
State	7,710			11,605			17,395
Total current	60,965			100,215			128,473
Deferred:
Federal	(26,922		)	(34,897		)	(64,960		)
Foreign	(1,023		)	(8,413		)	1,409
State	(9,037		)	(8,538		)	(7,240		)
Total deferred	(36,982		)	(51,848		)	(70,791		)
Total provision	$	23,983		$	48,367		$	57,682

Components of Deferred Tax Assets and Liabilities

The following table presents the breakdown between current and non-current net deferred tax assets:

	December 31,
	2014			2013
	(In thousands)
Deferred tax assets - current	$	45,892		$	48,470
Deferred tax liabilities - current	(1,053		)	(364		)
Deferred tax assets- non current	128,198			115,418
Deferred tax liabilities - non current	(8,722		)	(13,127		)
Total net deferred tax assets	$	164,315		$	150,397

The significant components of the Company’s deferred tax assets and liabilities consisted of the following:

	December 31,
	2014			2013
	(In thousands)
Deferred tax assets:
Accruals and reserves	$	27,105		$	25,556
Deferred revenue	65,541			55,688
Tax credits	43,211			60,519
Net operating losses	75,318			103,329
Other	12,878			10,537
Stock based compensation	63,993			72,074
Depreciation and amortization	—			1,675
Valuation allowance	(15,167		)	(26,465		)
Total deferred tax assets	272,879			302,913
Deferred tax liabilities:
Depreciation and amortization	(16,835		)	—
Acquired technology	(82,357		)	(136,258		)
Prepaid expenses	(9,372		)	(16,258		)
Total deferred tax liabilities	(108,564		)	(152,516		)
Total net deferred tax assets	$	164,315		$	150,397

Reconciliation of The Company's Effective Tax Rate to The Statutory Federal Rate

A reconciliation of the Company’s effective tax rate to the statutory federal rate is as follows:

	Year Ended December 31,
	2014		2013		2012
Federal statutory taxes	35.0	%	35.0	%	35.0	%
State income taxes, net of federal tax benefit	1.2		1.2		1.9
Foreign operations	(13.8	)	(14.8	)	(10.2	)
Permanent differences	3.3		(1.1	)	(2.0	)
Change in deferred tax liability related to acquired intangibles	(5.9	)	—		—
Tax credits	(13.7	)	(10.9	)	(4.7	)
Stock option compensation	1.9		0.4		0.1
Change in accruals for uncertain tax positions	(0.3	)	3.3		(5.3	)
Other	1.0		(0.6	)	(0.7	)
	8.7	%	12.5	%	14.1	%

Reconciliation of Beginning and Ending Amount of Unrecognized Tax Benefits

A reconciliation of the beginning and ending amount of unrecognized tax benefits for the years ended December 31, 2014 and 2013 is as follows (in thousands):

Balance at January 1, 2013	$	43,904
Additions based on tax positions related to the current year	13,694
Additions for tax positions of prior years	10,611
Reductions related to the expiration of statutes of limitations	(2,116		)
Settlements	(2,301		)
Balance at December 31, 2013	63,792
Additions based on tax positions related to the current year	5,711
Additions for tax positions of prior years	12,998
Reductions related to the expiration of statutes of limitations	(4,118		)
Settlements	(11,465		)
Balance at December 31, 2014	$	66,918