Condensed Consolidated Statements Of Stockholders' Equity (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, 2011	$ 5,274	$ 7,074	$ (2,876)	$ 1,016	$ 60
Balance (in shares) at Dec. 31, 2011		320.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	545			545	0
Net unrealized gain on securities, net of tax of $1	2		2
Foreign currency translation adjustments, net of tax of $11	(18)		(18)
Amortization of retirement benefit adjustments, net of tax of $65	148		148
Remeasurement of retirement benefits, net of tax of $52	87		87
Issuance of common stock and stock options exercised		26
Issuance of common stock and stock options exercised (in shares)		5.8
Share repurchase program		(2,112)
Share repurchase program (in shares)		(43.5)
Excess tax benefit from share-based compensation		17
Share-based compensation expense		139
Net gain on derivative hedging instruments, net of tax of $0	4		4
Acquisition of noncontrolling interest from Japanese subsidiary		20			(35)
Dividends declared				(200)
Balance at Sep. 29, 2012	$ 3,897	$ 5,164	$ (2,653)	$ 1,361	$ 25
Balance (in shares) at Sep. 29, 2012		282.3