Consolidated Statements of Equity (USD $) In Millions, except Share data, unless otherwise specified	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Noncontrolling Interests [Member]
Beginning Balance at Dec. 31, 2012	$ 5,527	$ 1	$ 5,313	$ (4,488)	$ 5,175	$ (550)	$ 76
Beginning Balance, Shares at Dec. 31, 2012		90,400,000
Class of Stock [Line Items]
Net income	192				191		1
Other comprehensive income	(24)					(24)
Distributions to noncontrolling interests	(2)						(2)
Cash dividends paid on common stock	(50)				(50)
Shares issued:
Employee savings plans	37		37
Employee savings plans, Shares		500,000
Exercise of stock options	16		16
Exercise of stock options, Shares		300,000
Employee stock purchase plan
Employee stock purchase plan, Shares		300,000
Stock-based compensation expense	14		14
Treasury stock purchased	(122)			(122)
Treasury stock purchased, Shares		(1,600,000)
Other	(14)		(14)
Other, Shares		300,000
Ending Balance at Mar. 29, 2013	5,574	1	5,366	(4,610)	5,316	(574)	75
Ending Balance, Shares at Mar. 29, 2013		90,200,000
Beginning Balance at Dec. 31, 2013	6,056	1	5,652	(5,288)	5,726	(110)	75
Beginning Balance, Shares at Dec. 31, 2013		85,800,000
Class of Stock [Line Items]
Net income	172				170		2
Other comprehensive income	(18)					(18)
Distributions to noncontrolling interests	(2)						(2)
Cash dividends paid on common stock	(52)				(52)
Shares issued:
Employee savings plans	44		44
Employee savings plans, Shares		400,000
Exercise of stock options	81		81
Exercise of stock options, Shares		900,000
Employee stock purchase plan
Employee stock purchase plan, Shares		200,000
Stock-based compensation expense	15		15
Treasury stock purchased	(133)			(133)
Treasury stock purchased, Shares		(1,200,000)
Other	(28)		(26)		(2)
Other, Shares		300,000
Ending Balance at Mar. 28, 2014	$ 6,135	$ 1	$ 5,766	$ (5,421)	$ 5,842	$ (128)	$ 75
Ending Balance, Shares at Mar. 28, 2014		86,400,000