INCOME TAXES (Tables)

12 Months Ended

Dec. 31, 2017

Income Tax Disclosure [Abstract]

Schedule of Income before Income Tax, Domestic and Foreign

Income before provision for income taxes consisted of (in thousands):

	2017		2016		2015
Domestic	$	638,718	$	710,931	$	729,390
Foreign	89,745		101,019		93,391
Total	$	728,463	$	811,950	$	822,781

Summary of Income Tax Contingencies

A reconciliation of the beginning and ending amount of unrecognized tax benefits, excluding interest and penalties, is as follows (in thousands):

	2017			2016			2015
Unrecognized tax benefits, beginning of period	$	12,268		$	13,271		$	18,274
Additions based on tax positions related to the current year	4,014			—			1,520
Additions for tax positions of prior years	16,713			55			—
Reductions for tax positions of prior years	—			(211		)	(810		)
Lapse in statute of limitations	(1,189		)	(847		)	(5,188		)
Settlements	—			—			(525		)
Unrecognized tax benefits, end of the period	$	31,806		$	12,268		$	13,271

Schedule of Components of Income Tax Expense (Benefit)

The components of the provision for income taxes consist of the following for the years ended December 31 (in thousands):

	2017			2016			2015
Tax provision:
Federal	$	189,708		$	222,685		$	259,793
State	29,320			31,786			37,129
Foreign	32,638			29,086			33,255
	251,666			283,557			330,177
Deferred provision (benefit):
Federal	(21,389		)	13,936			(14,559		)
State	(3,048		)	1,986			(2,074		)
Foreign	(3,659		)	(913		)	(462		)
	(28,096		)	15,009			(17,095		)
Total provision	$	223,570		$	298,566		$	313,082

Schedule of Effective Income Tax Rate Reconciliation

A reconciliation of the provision for income taxes using the statutory federal income tax rate to our effective income tax rate for the years ended December 31 is as follows:

	2017		2016		2015
Federal statutory rate	35.0	%	35.0	%	35.0	%
State income taxes, net of federal benefit	2.6		2.7		2.8
Tax Act impact	(1.7	)	—		—
Section 199 deduction	(2.8	)	—		—
ASU 2016-09 adoption	(1.9	)	—		—
Other	(0.5	)	(0.9	)	0.3
Effective income tax rate	30.7	%	36.8	%	38.1	%

Schedule of Deferred Tax Assets and Liabilities

Deferred tax assets (liabilities) are comprised of the following at December 31 (in thousands):

	2017			2016
Deferred tax assets:
Compensation	$	52,538		$	80,338
Receivables	8,819			13,471
Other	7,892			11,433
Deferred tax liabilities:
Intangible assets	(81,932		)	(131,698		)
Prepaid assets	(8,247		)	(14,540		)
Long-lived assets	(15,465		)	(21,268		)
Other	(2,090		)	(608		)
Net deferred tax liabilities	$	(38,485	)	$	(62,872	)