Equity (Tables)

3 Months Ended

Mar. 31, 2012

Equity [Abstract]

Common stock

	Three months ended March 31
	2012			2011
(in millions)	Shares		Net Proceeds	Shares		Net Proceeds
Total issuances	0.8	$	3	1.0	$	8
Issuances through IPP	-		-	-		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)			150		0		150
Other comprehensive income			5		0		5
Issuance of shares through offerings and stock- based compensation plans (See Note 6C)			17		0		17
Dividends declared			(184)		0		(184)
Distributions to noncontrolling interests			0		(2)		(2)
Balance, March 31, 2012		$	10,009	$	2	$	10,011
Balance, December 31, 2010		$	10,023	$	4	$	10,027
Net income(a)			184		(1)		183
Other comprehensive income			4		0		4
Issuance of shares through offerings and stock- based compensation plans (See Note 6C)			19		0		19
Dividends declared			(183)		0		(183)
Distributions to noncontrolling interests			0		(2)		(2)
Other			0		2		2
Balance, March 31, 2011		$	10,047	$	3	$	10,050
(a)	For the three months ended March 31, 2012, consolidated net income of $152 million includes $2 million attributable to preferred shareholders of subsidiaries. For the three months ended March 31, 2011, consolidated net income of $185 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.