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	923				923
Other comprehensive income (loss), net of tax of ($209) and ($224)	406					406
Share-based compensation and related dividend equivalents	50		50
Excess tax pools	40		40
Treasury shares issued for stock options exercised, net	29		(11)	40
Treasury shares issued for other share-based plans, net	(58)		(156)	98
Treasury shares issued for 401(k) contribution	122		21	101
Balance at Mar. 31, 2012	5,120	5,061	3,977	(16,364)	28,447	(16,094)	93
Balance at Dec. 31, 2012	5,967	5,061	4,122	(15,937)	30,037	(17,416)	100
Net earnings	1,108				1,106		2
Other comprehensive income (loss), net of tax of ($209) and ($224)	375					375
Share-based compensation and related dividend equivalents	58		58
Excess tax pools	17		17
Treasury shares issued for stock options exercised, net	81		(4)	85
Treasury shares issued for other share-based plans, net	(42)		(114)	72
Changes in noncontrolling interest	(4)						(4)
Balance at Mar. 31, 2013	$ 7,560	$ 5,061	$ 4,079	$ (15,780)	$ 31,143	$ (17,041)	$ 98