Condensed Consolidated Statements of Stockholders' (Deficit) Equity - USD ($) $ in Millions	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Earnings Reinvested in the Business [Member]	Accumulated Other Comprehensive Losses [Member]	Cost of Repurchased Stock [Member]	Noncontrolling Interests [Member]
Beginning balance at Dec. 31, 2015	$ (11,476)	$ 0	$ 1,929	$ 29,842	$ (9,402)	$ (35,613)	$ 1,768
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	5,475			5,256			219
Other comprehensive earnings (losses), net of income taxes	533				513		20
Issuance of stock awards	129		8			121
Dividends declared ($3.08 and $3.15 per share for the nine months ended September 30, 2016 and 2017, respectively)	(4,793)			(4,793)
Payments to noncontrolling interests	(187)						(187)
Other	2		(3)				5
Ending balance at Sep. 30, 2016	(10,317)	0	1,934	30,305	(8,889)	(35,492)	1,825
Beginning balance at Dec. 31, 2016	(10,900)	0	1,964	30,397	(9,559)	(35,490)	1,788
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	5,545			5,341			204
Other comprehensive earnings (losses), net of income taxes	751				762		(11)
Issuance of stock awards	95		(12)			107
Dividends declared ($3.08 and $3.15 per share for the nine months ended September 30, 2016 and 2017, respectively)	(4,907)			(4,907)
Payments to noncontrolling interests	(222)						(222)
Other	5		(10)				15
Ending balance at Sep. 30, 2017	$ (9,633)	$ 0	$ 1,942	$ 30,831	$ (8,797)	$ (35,383)	$ 1,774