INCOME TAXES (Tables)

12 Months Ended

Dec. 31, 2017

Provision for Income Taxes

			Year Ended December 31,
			2017		2016		2015
Current:
	Federal		$	453.8	$	292.9	$	278.2
	State and Local			30.0		39.5		40.1
	Non-U.S.			207.0		102.9		93.6
		Total current		690.8		435.3		411.9
Deferred:
	Federal			155.5		(125.8)		14.7
	State and Local			17.5		(20.3)		7.6
	Non-U.S.			(84.7)		(7.0)		(4.2)
		Total deferred		88.3		(153.1)		18.1
Total provision for income taxes			$	779.1	$	282.2	$	430.0

Reconciliation of United States Federal Statutory Tax Rate to Effective Tax Rate on Income before Provision for Income Taxes

	Year Ended December 31,
	2017		2016	2015
U.S. statutory tax rate		35.0%	35.0%		35.0%
State and local taxes, net of federal tax benefit		1.9	2.2		3.0
Benefit of foreign operations		(9.9)	(13.3)		(5.8)
Settlement charge		-	27.4		-
Legacy tax items		-	(0.1)		(0.2)
U.S. Tax Act Impact		17.0	-		-
Other		(0.4)	(0.6)		(0.8)
Effective tax rate		43.6%	50.6%		31.2%
Income tax paid	$	366.4	355.7		397.4

Source of Income before Provision for Income Taxes

	Year Ended December 31,
	2017		2016		2015
United States	$	1,098.5	$	37.2	$	913.9
International		688.3		520.8		465.7
Income before provision for income taxes	$	1,786.8	$	558.0	$	1,379.6

Components of Deferred Tax Assets and Liabilities

		December 31,
		2017		2016
Deferred tax assets:
	Account receivable allowances	$	6.0	$	6.0
	Accumulated depreciation and amortization		1.2		1.3
	Stock-based compensation		39.6		54.4
	Accrued compensation and benefits		79.2		119.3
	Deferred rent and construction allowance		21.2		30.1
	Deferred revenue		41.9		46.2
	Foreign net operating loss (1)		13.3		3.7
	Settlement Charge		-		163.2
	Legal and professional fees		1.2		4.2
	Restructuring		0.2		2.2
	Uncertain tax positions		28.6		37.3
	Self-insured related reserves		7.5		15.1
	Capitalized cost		4.3		-
	Other		19.0		4.5
Total deferred tax assets		$	263.2	$	487.5
Deferred tax liabilities:
	Accumulated depreciation and amortization of intangible assets and capitalized software	$	(408.8)	$	(189.8)
	Foreign earnings to be repatriated		-		(7.5)
	Capital gains		(25.6)		(24.1)
	Self-insured related income		(7.5)		(15.1)
	Stock based compensation		(3.3)		(2.9)
	Unrealized gain on net investment hedges - OCI		-		(21.0)
	Other liabilities		(3.0)		(12.1)
Total deferred tax liabilities			(448.2)		(272.5)
Net deferred tax (liabilities) asset			(185.0)		215.0
Valuation allowance			(12.8)		(3.2)
Total net deferred tax (liabilities) assets		$	(197.8)	$	211.8
(1) Amounts are primarily set to expire beginning in 2018, if unused.

Reconciliation of Uncertain Tax Positions

	Year Ended December 31,
	2017		2016		2015
Balance as of January 1	$	199.8	$	203.4	$	220.3
Additions for tax positions related to the current year		86.3		21.9		24.1
Additions for tax positions of prior years		120.2		12.4		14.0
Reductions for tax positions of prior years		(4.1)		(27.6)		(41.6)
Settlements with taxing authorities		(2.2)		(8.3)		(7.8)
Lapse of statute of limitations		(10.9)		(2.0)		(5.6)
Balance as of December 31	$	389.1	$	199.8	$	203.4