Income Taxes (Tables)

12 Months Ended

Dec. 31, 2015

Schedule of Sources of Income Before Income Taxes

The sources of income before income taxes were as follows (in thousands):

	Year Ended December 31,
	2015		2014		2013
U.S.	$	15,897	$	124,032	$	90,332
Foreign		44,945		53,622		54,855
Income before income taxes	$	60,842	$	177,654	$	145,187

Component of Income Tax Provision

The income tax provision consists of the following (in thousands):

	Year Ended December 31,
	2015			2014			2013
Current:
Federal	$	36,345		$	36,205		$	24,604
Foreign		15,204			13,603			6,339
State		6,237			10,302			6,532
Total		57,786			60,110			37,475
Deferred:
Federal		(25,083	)		(9,697	)		(6,986	)
Foreign		(9,367	)		(5,318	)		(987	)
State		(5,356	)		1,432			(2,210	)
Total		(39,806	)		(13,583	)		(10,183	)
Total	$	17,980		$	46,527		$	27,292

Summary of Reconciliation Between Expected Tax Expense and Actual Tax Provision

The reconciliation between the expected tax expense and the actual tax provision is computed by applying the U.S. federal corporate income tax rate of 35% to income before income taxes as follows (in thousands):

	Year Ended December 31,
	2015			2014			2013
Computed “expected” tax expense	$	21,295		$	62,179		$	50,816
Increase (decrease) in income tax expense resulting from:
State income taxes (net of federal income tax benefit)		2,656			7,217			2,621
Foreign operations		(11,281	)		(26,232	)		(17,942	)
Rate change impact on tax liabilities		(1,021	)		—			(2,679	)
Effect of valuation allowance		3,242			1,351			785
Uncertain tax positions		3,903			3,933			(2,661	)
Tax credits		(3,493	)		(993	)		(3,325	)
Non-deductible transaction costs		2,354			—			—
Other		325			(928	)		(323	)
Provision for income taxes	$	17,980		$	46,527		$	27,292

Components of Deferred Income Taxes

The components of deferred income taxes at December 31, 2015 and 2014 are as follows (in thousands):

	2015					2014
	Deferred			Deferred		Deferred			Deferred
	Tax			Tax		Tax			Tax
	Assets			Liabilities		Assets			Liabilities
Tax credit carryforwards	$	31,257		$	—	$	4,771		$	—
Deferred compensation		23,625			—		13,956			—
Net operating loss carryforwards		23,249			—		11,788			—
Accrued expenses		9,589			—		4,236			—
Property and equipment		1,766			—		—			3,031
Impaired investment interest		846			—		842			—
Other		773			—		—			209
Customer relationships		—			390,348		—			71,557
Acquired technology		—			125,022		—			5,295
Other intangible assets		—			26,520		—			29,403
Deferred revenue		—			20,689		—			174
Trade names		—			12,379		—			5,772
Unremitted foreign earnings		—			5,502		—			5,709
Total		91,105			580,460		35,593			121,150
Valuation allowance		(18,020	)		—		(12,619	)		—
Total	$	73,085		$	580,460	$	22,974		$	121,150

Summary of Activity Related to Company's Unrecognized Tax Benefits

The following table summarizes the activity related to the Company’s unrecognized tax benefits for the years ended December 31, 2015 and 2014 (in thousands):

Balance at January 1, 2014	$	7,640
Increases related to current year tax positions		3,668
Decreases related to prior tax positions		(68	)
Increases related to acquired tax positions		4,606
Lapse in statute of limitation		—
Foreign exchange translation adjustment		(189	)
Balance at December 31, 2014		15,657
Increases related to current year tax positions		4,880
Increases related to prior tax positions		1,179
Increases related to acquired tax positions		37,456
Settlements		(2,883	)
Lapse in statute of limitation		(60	)
Foreign exchange translation adjustment		(489	)
Balance at December 31, 2015	$	55,740