Income Taxes Income Taxes (Tables)

12 Months Ended

Dec. 31, 2016

Schedule of Components of Income Tax Expense (Benefit)

Income tax expense (benefit) for 2016, 2015 and 2014 consists of the following:



	For the Years Ended
(In thousands)	2016			2015			2014

Current:
Federal	$	252,795		$	140,921		$	114,508
State	31,642			18,647			13,504
Foreign	9,030			17,205			13,824
Total current expense	293,467			176,773			141,836
Deferred:
Federal	(18,014		)	60,015			95,057
State	(2,103		)	5,680			8,873
Foreign	8,600			(450		)	2,975
Total deferred expense (benefit)	(11,517		)	65,245			106,905

Total income tax expense	$	281,950		$	242,018		$	248,741

Schedule of Deferred Tax Assets and Liabilities

Temporary differences between the financial statement carrying amounts and tax basis of assets and liabilities that give rise to significant portions of deferred income taxes at the end of 2016 and 2015 relate to the following:



(In thousands)	2016			2015

Deferred tax assets:
Accrued expenses	$	25,454		$	27,555
Tax credits and separate return net operating losses	27,762			29,265
Share based compensation	81,133			69,555
Contract and service revenues and costs	59,217			—
Other	9,723			16,334
Total deferred tax assets	203,289			142,709

Deferred tax liabilities:
Software development costs	(275,888		)	(216,435		)
Depreciation and amortization	(133,424		)	(133,242		)
Prepaid expenses	(30,255		)	(25,655		)
Contract and service revenues and costs	—			(10,684		)
Other	(3,050		)	(3,589		)
Total deferred tax liabilities	(442,617		)	(389,605		)

Net deferred tax liability	$	(239,328	)	$	(246,896	)

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

The effective income tax rates for 2016, 2015, and 2014 were 31%, 31%, and 32%, respectively. These effective rates differ from the U.S. federal statutory rate of 35% as follows:



	For the Years Ended
(In thousands)	2016			2015			2014

Tax expense at statutory rates	$	321,452		$	273,483		$	270,961
State income tax, net of federal benefit	22,644			16,129			19,301
Tax credits	(23,881		)	(20,681		)	(19,469		)
Foreign rate differential	(16,468		)	(14,821		)	(13,057		)
Permanent differences	(20,330		)	(14,314		)	(12,253		)
Other, net	(1,467		)	2,222			3,258

Total income tax expense	$	281,950		$	242,018		$	248,741

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

A reconciliation of the beginning and ending amount of unrecognized tax benefit is presented below:



(In thousands)	2016			2015			2014

Unrecognized tax benefit - beginning balance	$	4,878		$	7,202		$	2,100
Gross decreases - tax positions in prior periods	—			(4,323		)	(804		)
Gross increases - tax positions in prior periods	—			690			5,906
Gross increases - tax positions in current year	6,945			2,824			—
Settlements	(1,859		)	(1,299		)	—
Currency translation	(195		)	(216		)	—

Unrecognized tax benefit - ending balance	$	9,769		$	4,878		$	7,202