Condensed Consolidated Statements Of Equity (USD $) In Millions	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Treasury Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Non-Controlling Interest [Member]
Balance at Dec. 31, 2011	$ 3,608	$ 5,061	$ 4,033	$ (16,603)	$ 27,524	$ (16,500)	$ 93
Net earnings	2,926				2,922		4
Other comprehensive income, net of tax of ($720) in 2013 and ($698) in 2012	1,239					1,239
Share-based compensation and related dividend equivalents	145		155		(10)
Excess tax pools	43		43
Treasury shares issued for stock options exercised, net	95		(43)	138
Treasury shares issued for other share-based plans, net	(64)		(174)	110
Treasury shares issued for 401(k) contribution	354		54	300
Cash dividends declared of $0.97 per share in 2013 and $0.88 per share in 2012	(661)				(661)
Changes in noncontrolling interest	(3)						(3)
Balance at Sep. 30, 2012	7,682	5,061	4,068	(16,055)	29,775	(15,261)	94
Balance at Dec. 31, 2012	5,967	5,061	4,122	(15,937)	30,037	(17,416)	100
Net earnings	3,355				3,352		3
Other comprehensive income, net of tax of ($720) in 2013 and ($698) in 2012	1,229					1,229
Share-based compensation and related dividend equivalents	154		161		(7)
Excess tax pools	60		60
Treasury shares issued for stock options exercised, net	873		80	793
Treasury shares issued for other share-based plans, net	(50)		(128)	78
Treasury shares repurchased	(1,799)			(1,799)
Cash dividends declared of $0.97 per share in 2013 and $0.88 per share in 2012	(735)				(735)
Changes in noncontrolling interest	13						13
Balance at Sep. 30, 2013	$ 9,067	$ 5,061	$ 4,295	$ (16,865)	$ 32,647	$ (16,187)	$ 116