Leases (Tables)

12 Months Ended

Dec. 31, 2011

Leases [Abstract]

Future Minimum Lease Payments To Be Made Under Non-Cancelable Operating Leases Along With Lease And Sublease Minimum Receipts To Be Received On Owned And Leased Properties

	Future Minimum Lease
Year Ended December 31	Payments		Receipts
(In millions)
2012	$	60	$	2
2013		62		2
2014		53
2015		45
2016		40
Thereafter		236
Total	$	496	$	4