Equity (Tables)

6 Months Ended

Jun. 30, 2012

Equity Disclosure [Line Items]

Common stock

		2012			2011
(in millions)		Shares	Net Proceeds		Shares	Net Proceeds
Three months ended June 30
	Total issuances	0.1	$	3	0.4	$	18
Six months ended June 30
	Total issuances	0.9	$	6	1.4	$	26
	Issuances through IPP	0.0		0	0.0		1

Reconciliation of total equity

(in millions)		Total Common Stock Equity		Noncontrolling Interests		Total Equity
Balance, December 31, 2011		$	10,021	$	4	$	10,025
Net income(a)			213		1		214
Other comprehensive income			1		0		1
Issuance of shares through offerings and stock- based compensation plans (See Note 6C)			31		0		31
Dividends declared			(369)		0		(369)
Distributions to noncontrolling interests			0		(2)		(2)
Balance, June 30, 2012		$	9,897	$	3	$	9,900
Balance, December 31, 2010		$	10,023	$	4	$	10,027
Net income(a)			360		1		361
Other comprehensive loss			(17)		0		(17)
Issuance of shares through offerings and stock- based compensation plans (See Note 6C)			47		0		47
Dividends declared			(367)		0		(367)
Distributions to noncontrolling interests			0		(2)		(2)
Balance, June 30, 2011		$	10,046	$	3	$	10,049
(a)	For the six months ended June 30, 2012, consolidated net income of $216 million includes $2 million attributable to preferred shareholders of subsidiaries. For the six months ended June 30, 2011, consolidated net income of $363 million includes $2 million attributable to preferred shareholders of subsidiaries. Income attributable to preferred shareholders of subsidiaries is not a component of total equity and is excluded from the table above.