Goodwill and Purchased Intangible Assets, Net (Tables)

9 Months Ended

Jan. 26, 2018

Goodwill And Intangible Assets Disclosure [Abstract]

Schedule of Goodwill Activity

Goodwill activity is summarized as follows (in millions):

Balance as of April 28, 2017	$	1,684
Additions		55
Balance as of January 26, 2018	$	1,739

Purchased Intangible Assets, Net

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

	January 26, 2018							April 28, 2017
	Gross		Accumulated			Net		Gross		Accumulated			Net
	Assets		Amortization			Assets		Assets		Amortization			Assets
Developed technology	$	164	$	(71	)	$	93	$	148	$	(44	)	$	104
Customer contracts/relationships		43		(30	)		13		43		(19	)		24
Other purchased intangibles		9		(9	)		—		9		(6	)		3
Total purchased intangible assets	$	216	$	(110	)	$	106	$	200	$	(69	)	$	131

Amortization Expense for Purchased Intangible Assets

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

	Three Months Ended				Nine Months Ended				Statements of
	January 26, 2018		January 27, 2017		January 26, 2018		January 27, 2017		Operations Classification
Developed technology	$	10	$	8	$	27	$	21	Cost of revenues
Customer contracts/relationships		3		4		11		11	Operating expenses
Other purchased intangibles		1		1		3		3	Operating expenses
Total	$	14	$	13	$	41	$	35

Future Amortization Expense Related to Purchased Intangible Assets

As of January 26, 2018, future amortization expense related to purchased intangible assets is as follows (in millions):

Fiscal Year	Amount
Remainder of 2018	$	12
2019		47
2020		31
2021		16
Total	$	106