CONDENSED 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) Income [Member]	Noncontrolling Interests [Member]
Beginning Balance at Dec. 31, 2011	$ 6,724	$ 1	$ 5,063	$ (3,616)	$ 5,641	$ (454)	$ 89
Beginning Balance, Shares at Dec. 31, 2011		99,000,000
Net income	411				406		5
Other comprehensive (loss) income	6					6
Distributions to noncontrolling interests	(5)						(5)
Cash dividends paid on common stock	(98)				(98)
Shares issued:
Employee savings plans	75		75
Employee savings plans, Shares		1,200,000
Exercise of stock options	9		9
Exercise of stock options, Shares		200,000
Employee stock purchase plan	21		21
Employee stock purchase plan, Shares		400,000
Stock-based compensation expense	33		33
Treasury stock purchased	(315)			(315)
Treasury stock purchased, Shares		(4,500,000)
Other	(1)		2		(3)
Other, Shares
Ending Balance at Jun. 29, 2012	6,860	1	5,203	(3,931)	5,946	(448)	89
Ending Balance, Shares at Jun. 29, 2012		96,300,000
Beginning Balance at Dec. 31, 2012	5,539	1	5,313	(4,488)	5,191	(554)	76
Beginning Balance, Shares at Dec. 31, 2012		90,400,000
Net income	380				378		2
Other comprehensive (loss) income	(29)					(29)
Distributions to noncontrolling interests	(4)						(4)
Cash dividends paid on common stock	(99)				(99)
Shares issued:
Employee savings plans	68		68
Employee savings plans, Shares		900,000
Exercise of stock options	31		31
Exercise of stock options, Shares		500,000
Employee stock purchase plan	18		18
Employee stock purchase plan, Shares		300,000
Stock-based compensation expense	28		28
Treasury stock purchased	(248)			(248)
Treasury stock purchased, Shares		(3,100,000)
Other	(10)		(8)		(2)
Other, Shares		400,000
Ending Balance at Jun. 28, 2013	$ 5,674	$ 1	$ 5,450	$ (4,736)	$ 5,468	$ (583)	$ 74
Ending Balance, Shares at Jun. 28, 2013		89,400,000