Capital Stock (Tables)

9 Months Ended

Sep. 30, 2011

Capital Stock [Abstract]

Net Income (Loss) per Common Share

     A reconciliation of the components of basic and diluted net income per common share for the quarters and nine-month periods ended September 30, 2011 and 2010 is presented in the table below.

	For the Quarter Ended September 30,
	2011						2010
	Income		Shares		Per Share		Income		Shares		Per Share
			(In millions, except per share amounts)
Basic:
Income attributable to common stock	$	983		384	$	2.56	$	765		357	$	2.14
Effect of Dilutive Securities:
Mandatory Convertible Preferred Stock		19		14				13		9
Stock options and other		—		2				—		1
Diluted:
Income attributable to common stock, including assumed conversions	$	1,002		400	$	2.50	$	778		367	$	2.12

	For the Nine Months Ended September 30,
	2011						2010
	Income		Shares		Per Share		Income		Shares		Per Share
			(In millions, except per share amounts)
Basic:
Income attributable to common stock	$	3,338		384	$	8.70	$	2,330		344	$	6.78
Effect of Dilutive Securities:
Mandatory Convertible Preferred Stock		57		14				13		3
Stock options and other		—		2				—		2
Diluted:
Income attributable to common stock, including assumed conversions	$	3,395		400	$	8.49	$	2,343		349	$	6.72