Consolidated Statements Of Shareholders' Equity (USD $) In Millions, unless otherwise specified	Total	Common Stock [Member]	Reinvested Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interests [Member]
Balance at Dec. 31, 2013	$ 20,194	$ 6,136	$ 14,077	$ (57)	$ 38
Balance (shares) at Dec. 31, 2013		659
Comprehensive income
Net earnings	268		267		1
Other comprehensive income (loss)	(101)			(101)
Total comprehensive income	167
Cash dividends paid - $0.24 per share	(158)		(158)
Treasury stock purchases, shares		(4)
Treasury stock purchases	(175)	(175)
Stock compensation expense	20	20
Other, shares
Other	14	14
Balance at Mar. 31, 2014	$ 20,062	$ 5,995	$ 14,186	$ (158)	$ 39
Balance (shares) at Mar. 31, 2014		655