Purchased Intangible Assets, Net (Tables)

6 Months Ended

Oct. 28, 2016

Goodwill And Intangible Assets Disclosure [Abstract]

Purchased Intangible Assets, Net

Purchased intangible assets, net are summarized below (in millions):

	October 28, 2016							April 29, 2016
	Gross		Accumulated			Net		Gross		Accumulated			Net
	Assets		Amortization			Assets		Assets		Amortization			Assets
Developed technology	$	148	$	(28	)	$	120	$	403	$	(289	)	$	114
Customer contracts/relationships		43		(11	)		32		46		(7	)		39
Other purchased intangibles		9		(3	)		6		10		(2	)		8
Total intangible assets subject to amortization		200		(42	)		158		459		(298	)		161
In-process research and development		—		—			—		19		—			19
Total purchased intangible assets	$	200	$	(42	)	$	158	$	478	$	(298	)	$	180

Amortization Expense for Purchased Intangible Assets

Amortization expense for purchased intangible assets is summarized below (in millions):

	Three Months Ended				Six Months Ended				Statement of
	October 28, 2016		October 30, 2015		October 28, 2016		October 30, 2015		Operations Classifications
Developed technology	$	7	$	14	$	13	$	28	Cost of revenues
Customer contracts/relationships		3		—		7		—	Operating expenses
Other purchased intangibles		1		—		2		—	Operating expenses
Total	$	11	$	14	$	22	$	28

Future Amortization Expense Related to Purchased Intangible Assets

As of October 28, 2016, future amortization expense related to purchased intangible assets subject to amortization is as follows (in millions):

Fiscal Year	Amount
Remainder of 2017	$	26
2018		49
2019		42
2020		26
2021		15
Total	$	158