Goodwill and Intangible Assets (Tables)

9 Months Ended

Jan. 01, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in the Carrying Amount of Goodwill

The changes in the carrying amount of goodwill are as follows:

	Consumer Security		Enterprise Security			Total
	(Dollars in millions)
Net balance as of April 3, 2015	$	1,230	$	1,916		$	3,146
Translation adjustments	1		(1		)	—
Net balance as of January 1, 2016	$	1,231	$	1,915		$	3,146

Schedule of Intangible Assets, Net, Indefinite-Lived

	January 1, 2016							April 3, 2015
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
	(Dollars in millions)
Customer relationships	$	402	$	(304	)	$	98	$	637	$	(498	)	$	139
Developed technology	155		(90		)	65		200		(117		)	83
Finite-lived trade names	2		(1		)	1		21		(19		)	2
Patents	21		(18		)	3		21		(17		)	4
Total finite-lived intangible assets	580		(413		)	167		879		(651		)	228
Indefinite-lived trade names	297		—			297		297		—			297
Total	$	877	$	(413	)	$	464	$	1,176	$	(651	)	$	525

Schedule of Intangible Assets, Net, Finite-Lived

	January 1, 2016							April 3, 2015
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
	(Dollars in millions)
Customer relationships	$	402	$	(304	)	$	98	$	637	$	(498	)	$	139
Developed technology	155		(90		)	65		200		(117		)	83
Finite-lived trade names	2		(1		)	1		21		(19		)	2
Patents	21		(18		)	3		21		(17		)	4
Total finite-lived intangible assets	580		(413		)	167		879		(651		)	228
Indefinite-lived trade names	297		—			297		297		—			297
Total	$	877	$	(413	)	$	464	$	1,176	$	(651	)	$	525

Schedule of Future Intangible Asset Amortization Expense

As of January 1, 2016, future amortization expense related to finite-lived intangible assets by fiscal year is as follows:

	January 1, 2016
	(Dollars in millions)
Remainder of 2016	$	19
2017	67
2018	51
2019	24
2020	5
Thereafter	1
Total	$	167