Goodwill and Intangible Assets (Tables)

9 Months Ended

Oct. 02, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The balance and changes in the carrying amount of goodwill by segment were as follows:

	NSS		HES			Total
	(in millions)
Goodwill at January 31, 2014	$	788	$	905		$	1,693
Goodwill impairment charges	—		(486		)	(486		)
Goodwill at January 30, 2015	$	788	$	419		$	1,207
Adjustments	—		—			—
Goodwill at October 2, 2015	$	788	$	419		$	1,207

Schedule of Intangible Assets Including Estimates of Assets Acquired

Intangible assets consisted of the following:

	October 2, 2015							January 30, 2015
	Gross carrying value		Accumulated amortization			Net carrying value		Gross carrying value		Accumulated amortization			Net carrying value
	(in millions)
Finite-lived intangible assets:
Customer relationships	$	20	$	(16	)	$	4	$	70	$	(57	)	$	13
Software and technology	61		(43		)	18		52		(41		)	11
Total finite-lived intangible assets	81		(59		)	22		122		(98		)	24
Indefinite-lived intangible assets:
In-process research and development	—		—			—		9		—			9
Trade names	4		—			4		4		—			4
Total indefinite-lived intangible assets	4		—			4		13		—			13
Total intangible assets	$	85	$	(59	)	$	26	$	135	$	(98	)	$	37

Schedule of Amortization Expense for Finite-Lived Intangible Assets

The estimated annual amortization expense related to finite-lived intangible assets as of October 2, 2015 was as follows:

Year Ending
	(in millions)
January 1, 2016 (remainder of year)	$	1
Fiscal 2016	6
Fiscal 2017	5
Fiscal 2018	4
Fiscal 2019	2
Fiscal 2020 and thereafter	4
	$	22