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]
Beginning 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 $425 in 2016, ($686) in 2015, 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 $4.69 per share in 2016, $3.82 per share in 2015, and $3.10 per share in 2014	(2,210)				(2,210)
Changes in noncontrolling interests	(7)						(7)
Ending Balance at Dec. 31, 2014	8,790	5,061	4,625	(23,298)	36,180	(13,903)	125
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	5,173				5,176		(3)
Other Comprehensive Income (Loss), Portion Attributable to Parent, net of tax of $425 in 2016, ($686) in 2015, and $2,199 in 2014	1,155					1,155
Share-based compensation and related dividend equivalents	189		214		(25)
Excess tax pools	158		158
Treasury shares issued for stock options exercised, net	399		(29)	428
Treasury shares issued for other share-based plans, net	(81)		(134)	53
Common shares repurchased	(6,751)			(6,751)
Cash dividends declared of $4.69 per share in 2016, $3.82 per share in 2015, and $3.10 per share in 2014	(2,575)				(2,575)
Changes in noncontrolling interests	(60)						(60)
Ending Balance at Dec. 31, 2015	6,397	5,061	4,834	(29,568)	38,756	(12,748)	62
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	4,894						(1)
Other Comprehensive Income (Loss), Portion Attributable to Parent, net of tax of $425 in 2016, ($686) in 2015, and $2,199 in 2014	(875)					(875)
Share-based compensation and related dividend equivalents	209		244		(35)
Excess tax pools	(84)		(84)
Treasury shares issued for stock options exercised, net	320		(63)	383
Treasury shares issued for other share-based plans, net	(80)		(169)	89
Common shares repurchased	(7,001)			(7,001)
Cash dividends declared of $4.69 per share in 2016, $3.82 per share in 2015, and $3.10 per share in 2014	(2,902)				(2,902)
Changes in noncontrolling interests	(1)						(1)
Ending Balance at Dec. 31, 2016	$ 877	$ 5,061	$ 4,762	$ (36,097)	$ 40,714	$ (13,623)	$ 60