Consolidated Statements Of Equity (USD $) In Millions, unless otherwise specified	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 January 1, 2012 at Dec. 31, 2011	$ 3,608	$ 5,061	$ 4,033	$ (16,603)	$ 27,524	$ (16,500)	$ 93
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	3,903				3,900		3
Other Comprehensive Income (Loss), Portion Attributable to Parent, net of tax of $536 in 2012, ($4,246) in 2013, and $2,199 in 2014	(916)					(916)
Share-based compensation and related dividend equivalents	188		215		(27)
Excess tax pools	45		45
Treasury shares issued for stock options exercised, net	120		(54)	174
Treasury shares issued for other share-based plans, net	(67)		(183)	116
Treasury shares issued for 401(k) contribution	442		66	376
Cash dividends declared of $1.805 per share in 2012, $2.185 per share in 2013, and $3.100 per share in 2014	(1,360)				(1,360)
Changes in noncontrolling interests	4						4
Balance at Dec. 31, 2012	5,967	5,061	4,122	(15,937)	30,037	(17,416)	100
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	4,594				4,585		9
Other Comprehensive Income (Loss), Portion Attributable to Parent, net of tax of $536 in 2012, ($4,246) in 2013, and $2,199 in 2014	7,522					7,522
Share-based compensation and related dividend equivalents	200		216		(16)
Excess tax pools	101		101
Treasury shares issued for stock options exercised, net	1,097		109	988
Treasury shares issued for other share-based plans, net	(54)		(133)	79
Common shares repurchased	(2,801)			(2,801)
Cash dividends declared of $1.805 per share in 2012, $2.185 per share in 2013, and $3.100 per share in 2014	(1,642)				(1,642)
Changes in noncontrolling interests	13						13
Balance at Dec. 31, 2013	14,997	5,061	4,415	(17,671)	32,964	(9,894)	122
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	5,456				5,446		10
Other Comprehensive Income (Loss), Portion Attributable to Parent, net of tax of $536 in 2012, ($4,246) in 2013, and $2,199 in 2014	(4,009)					(4,009)
Share-based compensation and related dividend equivalents	188		208		(20)
Excess tax pools	114		114
Treasury shares issued for stock options exercised, net	343		17	326
Treasury shares issued for other share-based plans, net	(81)		(129)	48
Common shares repurchased	(6,001)			(6,001)
Cash dividends declared of $1.805 per share in 2012, $2.185 per share in 2013, and $3.100 per share in 2014	(2,210)				(2,210)
Changes in noncontrolling interests	(7)						(7)
Balance at Dec. 31, 2014	$ 8,790	$ 5,061	$ 4,625	$ (23,298)	$ 36,180	$ (13,903)	$ 125