Acquisitions and Dispositions (Tables)

9 Months Ended

Sep. 30, 2011

Acquisitions and Dispositions [Abstract]

Restructuring Costs and Other Charges

	Three Months			Nine Months
	Ended			Ended
	September 30,			September 30,
	2011			2011
	(In millions)
Balance, beginning of period	$	9		$	10
Restructuring charges		7			31
Cash payments		(7	)		(32	)
Balance, end of period	$	9		$	9
Restructuring charges incurred in current period	$	7		$	31
Total restructuring charges incurred since inception of plans	$	41		$	41