Income Taxes (Tables)

12 Months Ended

Dec. 31, 2012

Income Tax Disclosure [Abstract]

Income before income tax provision and the income tax expense

	For the Years Ended December 31,
(In millions)	2012			2011			2010
Income before income taxes (benefit):
Domestic	$	1,398.0		$	1,408.9		$	846.4
Foreign	457.1			302.3			383.5
Total	$	1,855.1		$	1,711.2		$	1,229.9
Income tax expense (benefit):
Current:
Federal	$	507.9		$	231.7		$	357.7
State	35.6			15.1			19.6
Foreign	44.0			44.1			35.4
Total	587.5			290.9			412.7
Deferred:
Federal	$	(133.0	)	$	160.9		$	(70.6	)
State	(13.0		)	(8.1		)	(6.6		)
Foreign	29.1			0.8			(4.2		)
Total	(116.9		)	153.6			(81.4		)
Total income tax expense	$	470.6		$	444.5		$	331.3

Components of deferred tax assets and liabilities

	As of December 31,
(In millions)	2012			2011
Deferred tax assets:
Tax credits	$	69.3		$	60.0
Inventory, other reserves, and accruals	118.3			104.1
Capitalized costs	7.6			5.3
Intangibles, net	84.5			75.8
Net operating loss	37.5			22.9
Share-based compensation	58.6			54.7
Other	57.8			45.7
Valuation allowance	(12.3		)	(10.8		)
Total deferred tax assets	$	421.3		$	357.7
Deferred tax liabilities:
Purchased intangible assets	$	(411.3	)	$	(384.8	)
Unrealized gain on investments and cumulative translation adjustment	(1.2		)	(3.5		)
Inventory	(50.8		)	(76.8		)
Depreciation, amortization and other	(146.4		)	(133.1		)
Total deferred tax liabilities	$	(609.7	)	$	(598.2	)

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

	For the Years Ended December 31,
	2012		2011		2010
Statutory rate	35.0	%	35.0	%	35.0	%
State taxes	0.9		1.7		1.7
Taxes on foreign earnings	(6.2	)	(5.9	)	(10.7	)
Credits and net operating loss utilization	(3.5	)	(4.4	)	(3.0	)
Purchased intangible assets	1.2		1.3		1.9
IPR&D	—		—		5.0
Permanent items	(2.5	)	(1.2	)	(2.0	)
Contingent consideration	0.5		0.7		—
Other	—		(1.2	)	(1.0	)
Effective tax rate	25.4	%	26.0	%	26.9	%

Reconciliation of beginning and ending amount of unrecognized tax benefits

(In millions)	2012			2011			2010
Balance at January 1,	$	64.4		$	121.5		$	147.1
Additions based on tax positions related to the current period	13.0			2.2			3.6
Additions for tax positions of prior periods	69.8			48.6			13.3
Reductions for tax positions of prior periods	(18.6		)	(75.8		)	(18.5		)
Statute expirations	(1.9		)	(2.3		)	(3.7		)
Settlements	(0.8		)	(29.8		)	(20.3		)
Balance at December 31,	$	125.9		$	64.4		$	121.5