Quarterly Results (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Information

Unaudited quarterly results are as follows (in millions, except per share data):

	Year Ended December 31, 2015 (1)
	First Quarter			Second Quarter			Third Quarter			Fourth Quarter
Net sales	$	22,717		$	23,185		$	25,358		$	35,747
Operating income	255			464			406			1,108
Income before income taxes	21			362			247			938
Provision for income taxes	(71		)	(266		)	(161		)	(453		)
Net income (loss)	(57		)	92			79			482
Basic earnings per share	(0.12		)	0.20			0.17			1.03
Diluted earnings per share	(0.12		)	0.19			0.17			1.00
Shares used in computation of earnings per share:
Basic	465			467			468			470
Diluted	465			476			478			481

	Year Ended December 31, 2016 (1)
	First Quarter			Second Quarter			Third Quarter			Fourth Quarter
Net sales	$	29,128		$	30,404		$	32,714		$	43,741
Operating income	1,071			1,285			575			1,255
Income before income taxes	1,056			1,179			491			1,166
Provision for income taxes	(475		)	(307		)	(229		)	(414		)
Net income (loss)	513			857			252			749
Basic earnings per share	1.09			1.81			0.53			1.57
Diluted earnings per share	1.07			1.78			0.52			1.54
Shares used in computation of earnings per share:
Basic	471			473			474			476
Diluted	481			483			485			486

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(1) The sum of quarterly amounts, including per share amounts, may not equal amounts reported for year-to-date periods. This is due to the effects of rounding and changes in the number of weighted-average shares outstanding for each period.