Leases (Tables)

12 Months Ended

Jan. 31, 2011

Leases

Schedule Of Rent Expense For Facilities And Equipment

	Year Ended January 31
	2011			2010			2009
	(in millions)
Gross rental expense	$	174		$	156		$	141
Less lease and sublease income		(23	)		(15	)		(12	)
Net rental expense	$	151		$	141		$	129

Schedule Of Lease Commitments, And Lease Or Sublease Receipts Under Non-Cancelable Operating Leases

Year Ending January 31	Operating lease commitment		Lease or sublease receipts
	(in millions)
2012	$	139	$	8
2013		115		8
2014		91		6
2015		75		4
2016		62		4
2017 and thereafter		172		42
Total	$	654	$	72