Goodwill And Intangible Assets (Tables)

6 Months Ended

12 Months Ended

Jul. 31, 2011

Jan. 31, 2011

Goodwill And Intangible Assets

Schedule Of Changes In Goodwill By Segment

	DS		HECS		ICS			Total
	(in millions)
Goodwill at January 31, 2011	$	405	$	634	$	625		$	1,664
Acquisitions		—		14		—			14
Adjustments		—		1		(5	)		(4	)
Goodwill at July 31, 2011	$	405	$	649	$	620		$	1,674

	DS		HECS			ICS		Total
	(in millions)
Goodwill at January 31, 2009	$	378	$	410		$	448	$	1,236
Acquisitions		2		105			74		181
Foreign currency translation		—		1			—		1
Adjustments		2		—			—		2
Goodwill at January 31, 2010	$	382	$	516		$	522	$	1,420
Acquisitions		—		140			103		243
Adjustments		23		(22	)		—		1
Goodwill at January 31, 2011	$	405	$	634		$	625	$	1,664

Schedule Of Intangible Assets Including Estimates Of Assets Acquired

	July 31, 2011						January 31, 2011
	Gross carrying value		Accumulated amortization		Net carrying value		Gross carrying value		Accumulated amortization		Net carrying value
	(in millions)
Finite-lived intangible assets:
Customer relationships	$	127	$	76	$	51	$	121	$	65	$	56
Software and technology		169		48		121		157		37		120
Other		2		1		1		2		1		1
Total finite-lived intangible assets		298		125		173		280		103		177
Indefinite-lived intangible assets:
In-process research and development		19		—		19		30		—		30
Trade names		4		—		4		4		—		4
Total indefinite-lived intangible assets		23		—		23		34		—		34
Total intangible assets	$	321	$	125	$	196	$	314	$	103	$	211

	January 31
	2011						2010
	Gross carrying value		Accumulated amortization		Net carrying value		Gross carrying value		Accumulated amortization		Net carrying value
	(in millions)
Finite-lived intangible assets:
Customer relationships	$	121	$	65	$	56	$	117	$	47	$	70
Software and technology		157		37		120		58		31		27
Other		2		1		1		2		1		1
Total finite-lived intangible assets		280		103		177		177		79		98
Indefinite-lived intangible assets:
In-process research and development		30		—		30		3		—		3
Trade names		4		—		4		4		—		4
Total indefinite-lived intangible assets		34		—		34		7		—		7
Total intangible assets	$	314	$	103	$	211	$	184	$	79	$	105

Schedule Of Amortization Expense For Finite-Lived Intangible Assets

Fiscal Year Ending January 31
	(in millions)
2012 (remainder of the fiscal year)	$	20
2013		36
2014		32
2015		23
2016		19
2017		14
2018 and thereafter		29
	$	173

Year Ending January 31
	(in millions)
2012	$	40
2013		32
2014		28
2015		20
2016		17
2017 and thereafter		40
	$	177