Income Taxes (Tables)

12 Months Ended

Dec. 31, 2015

Income Tax Disclosure [Abstract]

Income before income tax provision and the income tax expense

	For the Years Ended December 31,
(In millions)	2015			2014			2013
Income before income taxes (benefit):
Domestic	$	3,386.7		$	2,557.4		$	1,953.0
Foreign	1,380.6			1,389.2			527.6
Total	$	4,767.3		$	3,946.6		$	2,480.6
Income tax expense (benefit):
Current:
Federal	$	1,214.1		$	1,159.5		$	700.9
State	38.6			65.2			98.4
Foreign	54.5			73.4			46.8
Total	1,307.2			1,298.1			846.1
Deferred:
Federal	$	(129.6	)	$	(280.9	)	$	(200.6	)
State	(1.9		)	(21.0		)	(35.9		)
Foreign	(14.1		)	(6.3		)	(8.6		)
Total	(145.6		)	(308.2		)	(245.1		)
Total income tax expense	$	1,161.6		$	989.9		$	601.0

Components of deferred tax assets and liabilities

	As of December 31,
(In millions)	2015			2014
Deferred tax assets:
Tax credits	$	189.3		$	69.0
Inventory, other reserves, and accruals	243.9			217.3
Intangibles, net	328.3			251.7
Net operating loss	24.7			20.6
Share-based compensation	63.8			86.0
Other	35.8			60.0
Valuation allowance	(14.1		)	(11.5		)
Total deferred tax assets	$	871.7		$	693.1
Deferred tax liabilities:
Purchased intangible assets	$	(440.1	)	$	(432.8	)
Depreciation, amortization and other	(102.7		)	(107.0		)
Total deferred tax liabilities	$	(542.8	)	$	(539.8	)

Reconciliation between the U.S. federal statutory tax rate and effective tax rate

	For the Years Ended December 31,
	2015		2014		2013
Statutory rate	35.0	%	35.0	%	35.0	%
State taxes	0.5		1.2		3.1
Taxes on foreign earnings	(10.0	)	(9.5	)	(6.7	)
Credits and net operating loss utilization	(1.3	)	(1.1	)	(2.6	)
Purchased intangible assets	1.0		1.2		1.5
Manufacturing deduction	(1.8	)	(1.8	)	(6.6	)
Other permanent items	0.7		0.5		0.8
Contingent consideration and other	0.3		(0.4	)	(0.3	)
Effective tax rate	24.4	%	25.1	%	24.2	%

Reconciliation of beginning and ending amount of unrecognized tax benefits

(In millions)	2015			2014			2013
Balance at January 1,	$	131.5		$	110.1		$	125.9
Additions based on tax positions related to the current period	10.5			20.8			11.9
Additions for tax positions of prior periods	19.5			86.1			71.7
Reductions for tax positions of prior periods	(49.9		)	(23.4		)	(92.1		)
Statute expirations	(1.2		)	(1.6		)	(1.9		)
Settlements	(42.5		)	(60.5		)	(5.4		)
Balance at December 31,	$	67.9		$	131.5		$	110.1