Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2012

Stock-Based Compensation [Abstract]

Schedule Of Stock-Based Compensation Expense

		Three Months Ended				Nine Months Ended
		September 30,				September 30,
(in millions)		2012		2011		2012		2011
Stock Options		$	―	$	―	$	2	$	2
Restricted Stock Unit Awards			16		6		30		20
Performance Awards			16		6		19		17
Total(a)(b)(c)(d)		$	32	$	12	$	51	$	39
(a)	Excludes stock-based compensation cost capitalized of an insignificant amount and $1 million for the three months ended September 30, 2012 and 2011.
(b)	Excludes stock-based compensation cost capitalized of $1 million and $3 million for the nine months ended September 30, 2012 and 2011, respectively.
(c)	The tax benefit associated with the recorded expense was $13 million and $5 million for the three months ended September 30, 2012 and 2011, respectively.
(d)	The tax benefit associated with the recorded expense was $20 million and $16 million for the nine months ended September 30, 2012 and 2011, respectively.