Goodwill and Purchased Intangible Assets, Net (Tables)

12 Months Ended

Apr. 26, 2019

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 April 27, 2018		1,739
Additions		3
Derecognition		(7	)
Balance as of April 26, 2019	$	1,735

Purchased Intangible Assets

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

	April 26, 2019							April 27, 2018
	Gross		Accumulated			Net		Gross		Accumulated			Net
	Assets		Amortization			Assets		Assets		Amortization			Assets
Developed technology	$	160	$	(113	)	$	47	$	164	$	(80	)	$	84
Customer contracts/relationships		41		(41	)		—		43		(33	)		10
Other purchased intangibles		—		—			—		9		(9	)		—
Total purchased intangible assets	$	201	$	(154	)	$	47	$	216	$	(122	)	$	94

Amortization Expense for Purchased Intangible Assets

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

	Year Ended						Statement of
	April 26, 2019		April 27, 2018		April 28, 2017		Operations Classifications
Developed technology	$	36	$	36	$	29	Cost of revenues
Customer contracts/relationships		10		14		14	Operating expenses
Other purchased intangibles		—		3		5	Operating expenses
Total	$	46	$	53	$	48

Future Amortization Expense Related to Purchased Intangible Assets

As of April 26, 2019, future amortization expense related to purchased intangible assets is as follows (in millions):

Fiscal Year	Amount
2020	$	31
2021		16
Total	$	47