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	1,891				1,890		1
Other comprehensive income (loss), net of tax of ($402) and ($400)	684					684
Share-based compensation and related dividend equivalents	96		106		(10)
Excess tax pools	39		39
Treasury shares issued for stock options exercised, net	73		(31)	104
Treasury shares issued for other share-based plans, net	(62)		(166)	104
Treasury shares issued for 401(k) contribution	230		37	193
Cash dividends declared of $0.97 per share in 2013 and $0.88 per share in 2012	(661)				(661)
Changes in noncontrolling interest	(6)						(6)
Balance at Jun. 30, 2012	5,892	5,061	4,018	(16,202)	28,743	(15,816)	88
Balance at Dec. 31, 2012	5,967	5,061	4,122	(15,937)	30,037	(17,416)	100
Net earnings	2,215				2,194		21
Other comprehensive income (loss), net of tax of ($402) and ($400)	622					622
Share-based compensation and related dividend equivalents	104		111		(7)
Excess tax pools	27		27
Treasury shares issued for stock options exercised, net	493		45	448
Treasury shares issued for other share-based plans, net	(47)		(124)	77
Treasury shares repurchased	(1,000)			(1,000)
Cash dividends declared of $0.97 per share in 2013 and $0.88 per share in 2012	(734)				(734)
Changes in noncontrolling interest	(15)						(15)
Balance at Jun. 30, 2013	$ 7,632	$ 5,061	$ 4,181	$ (16,412)	$ 31,490	$ (16,794)	$ 106