Condensed Consolidated Statements Of Stockholders' Equity (Unaudited) (USD $) In Millions, unless otherwise specified	Total	Common Stock and Additional Paid-In Capital [Member]	Accumulated Other Comprehensive Income (Loss), Net of Tax [Member]	Retained Earnings [Member]	Noncontrolling Interests [Member]
Balance at Dec. 31, 2012	$ 3,290	$ 4,940	$ (3,300)	$ 1,625	$ 25
Balance (in shares) at Dec. 31, 2012		277.3
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	762			757	5
Foreign currency translation adjustments, net of tax benefit of $(4)	(22)		(22)
Amortization of retirement benefit adjustments, net of tax of $28	52		52
Issuance of common stock and stock options exercised		45
Issuance of common stock and stock options exercised (in shares)		5.9
Share repurchase program		(1,332)
Share repurchase program (in shares)		(23.0)
Excess tax benefit from share-based compensation		20
Share-based compensation expense		116
Net loss on derivative hedging instruments, net of tax of $0	(2)		(2)
Acquisition of noncontrolling interest		(3)			(1)
Dividends declared				(220)
Balance at Sep. 28, 2013	$ 2,705	$ 3,786	$ (3,272)	$ 2,162	$ 29
Balance (in shares) at Sep. 28, 2013		260.2