Condensed Consolidated Statements Of Stockholders' Equity (USD $) In Millions	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Noncontrolling Interest [Member]
Balances, at Dec. 31, 2010	$ 5,195	$ 935	$ 5,751	$ 23,459	$ (1,484)	$ (23,469)	$ 3
Net Earnings	3,391	0	0	3,390	0	0	1
Other comprehensive earnings (losses), net of deferred income taxes (benefit)	(403)	0	0	0	(403)	0	0
Exercise of stock options and other stock award activity	94	0	(77)	0	0	171	0
Cash dividends declared	(3,266)	0	0	(3,266)	0	0	0
Repurchases of common stock	(1,327)	0	0	0	0	(1,327)	0
Other	(1)	0	0	0	0	0	(1)
Balances, at Dec. 31, 2011	3,683	935	5,674	23,583	(1,887)	(24,625)	3
Net Earnings	3,077	0	0	3,077	0	0	0
Other comprehensive earnings (losses), net of deferred income taxes (benefit)	283	0	0	0	283	0	0
Exercise of stock options and other stock award activity	10	0	(4)	0	0	14	0
Cash dividends declared	(2,562)	0	0	(2,562)	0	0	0
Repurchases of common stock	(622)	0	0	0	0	(622)	0
Other	(1)	0	0	0	0	0	(1)
Balances, at Sep. 30, 2012	$ 3,868	$ 935	$ 5,670	$ 24,098	$ (1,604)	$ (25,233)	$ 2