Income Taxes (Tables)

12 Months Ended

Dec. 31, 2016

Income Tax Disclosure [Abstract]

Tax rate

The reconciliation of income taxes at the federal statutory rate to the actual benefit for income taxes is as follows:

	Year Ended December 31,
	2016		2015		2014
U.S. federal statutory income tax rate	35.0	%	(35.0	)%	(35.0	)%
State income taxes, net of federal benefit	(1.7	)%	(4.8	)%	(6.5	)%
Effect of foreign taxes	(99.1	)%	(34.4	)%	(29.1	)%
Acquisition-related	9.4	%	6.0	%	(7.5	)%
Research credit	(15.0	)%	(4.4	)%	(7.0	)%
Valuation allowance	(42.2	)%	2.3	%	4.0	%
Compensation-related	6.4	%	1.6	%	0.7	%
Non-deductible expenses	9.3	%	2.4	%	1.9	%
Uncertain domestic tax positions	5.5	%	2.7	%	2.0	%
Other, net	(3.5	)%	0.4	%	(0.2	)%
	(95.9	)%	(63.2	)%	(76.7	)%

Summary of Income Tax Contingencies [Table Text Block]

A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows (in millions):

	Year Ended December 31,
	2016			2015			2014
Beginning Balance	$	1,056		$	1,047		$	1,102
Additions based on positions related to the current year	47			32			44
Additions based on positions related to prior years	14			38			3
Reductions for tax positions of prior years	(17		)	(36		)	(87		)
Settlements with taxing authorities	(3		)	(18		)	(5		)
Statute of limitation expirations	(2		)	(7		)	(10		)
Ending Balance	$	1,095		$	1,056		$	1,047

Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]

Our income (loss) before income taxes consisted of the following:

	Year Ended December 31,
(in millions)	2016			2015			2014
Domestic	$	(1,019	)	$	(1,623	)	$	(1,263	)
Foreign	1,196			973			754
	$	177		$	(650	)	$	(509	)

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

Significant components of our deferred tax assets and liabilities are as follows:

	As of December 31,
(in millions)	2016			2015
Deferred Tax Assets:
Inventory costs and related reserves	$	37		$	49
Tax benefit of net operating loss and credits	798			742
Reserves and accruals	228			232
Restructuring-related charges	14			17
Litigation and product liability reserves	752			689
Investment write-down	17			7
Compensation related	142			138
Federal benefit of uncertain tax positions	238			197
Other	42			39
	2,268			2,110
Less valuation allowance	(446		)	(499		)
	1,822			1,611
Deferred Tax Liabilities:
Property, plant and equipment	42			44
Unrealized gains and losses on derivative financial instruments	67			82
Intangible assets	1,651			1,749
	1,760			1,875
Net Deferred Tax Assets / (Liabilities)	62			(264		)
Prepaid on intercompany profit	75			63
Net Deferred Tax Assets / (Liabilities) and Prepaid on Intercompany Profit	$	137		$	(201	)

Our deferred tax assets, deferred tax liabilities and prepaid on intercompany profit, are included in the following locations within our accompanying consolidated balance sheets (in millions):

	Location in	As of December 31,
Component	Balance Sheet	2016		2015
Current deferred tax asset and prepaid on intercompany profit	Deferred income taxes	$	75	$	496
Non-current deferred tax asset	Other long-term assets	80		40
Deferred Tax Assets and Prepaid on Intercompany Profit		155		536
Current deferred tax liability	Other current liabilities	—		2
Non-current deferred tax liability	Deferred income taxes	18		735
Deferred Tax Liabilities		18		737
Net Deferred Tax Assets / (Liabilities) and Prepaid on Intercompany Profit		$	137	$	(201	)

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

The related benefit for income taxes consisted of the following:

	Year Ended December 31,
(in millions)	2016			2015			2014
Current
Federal	$	31		$	59		$	(2	)
State	6			3			(5		)
Foreign	136			132			111
	173			194			104
Deferred
Federal	(337		)	(545		)	(458		)
State	(14		)	(41		)	(23		)
Foreign	8			(19		)	(13		)
	(343		)	(605		)	(494		)
	$	(170	)	$	(411	)	$	(390	)