Stockholders Equity (Tables)

9 Months Ended

Sep. 30, 2011

Stockholders' Equity [Abstract]

Earnings per Share

	Three Months		Three Months		Nine Months		Nine Months
	Ended		Ended		Ended		Ended
	September 30, 2011		September 30, 2010		September 30, 2011		September 30, 2010
	(in millions)
As reported shares		860		836		854		829
Effect of options		8		6		7		4
Diluted shares		868		842		861		833

Changes in Stockholders' Equity

									Preferred and
	Number of					Common			Preference		Total
	Common Shares					Stockholders’			Stock of		Stockholders’
	Issued		Treasury			Equity			Subsidiaries		Equity
	(in thousands)								(in millions)
Balance at December 31, 2010		843,814		(474	)	$	16,202		$	707	$	16,909
Net income after dividends on preferred and preference stock		—		—			1,942			—		1,942
Other comprehensive income (loss)		—		—			(11	)		—		(11	)
Stock issued		18,634		—			692			—		692
Cash dividends on common stock		—		—			(1,193	)		—		(1,193	)
Other		—		(45	)		1			—		1
Balance at September 30, 2011		862,448		(519	)	$	17,633		$	707	$	18,340
Balance at December 31, 2009		820,152		(505	)	$	14,878		$	707	$	15,585
Net income after dividends on preferred and preference stock		—		—			1,822			—		1,822
Other comprehensive income (loss)		—		—			16			—		16
Stock issued		18,994		—			650			—		650
Cash dividends on common stock		—		—			(1,114	)		—		(1,114	)
Other		—		30			3			—		3
Balance at September 30, 2010		839,146		(475	)	$	16,255		$	707	$	16,962