Purchased Intangible Assets, Net

9 Months Ended

Jan. 29, 2016

Goodwill And Intangible Assets Disclosure [Abstract]

5. Purchased Intangible Assets, Net

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

	January 29, 2016							April 24, 2015
	Gross		Accumulated			Net		Gross		Accumulated			Net
	Assets		Amortization			Assets		Assets		Amortization			Assets
Developed technology	$	304	$	(268	)	$	36	$	313	$	(225	)	$	88
Customer contracts/relationships		5		(4	)		1		5		(3	)		2
Other purchased intangibles		1		(1	)		—		3		(3	)		—
Total purchased intangible assets	$	310	$	(273	)	$	37	$	321	$	(231	)	$	90

During the nine months ended January 29, 2016, we recorded a charge of $11 million to fully impair developed technology related to our fiscal 2013 acquisition of CacheIQ as a result of our discontinued use of such technology. The impairment charge is included in accumulated amortization in the table above.

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

	Three Months Ended				Nine Months Ended				Statement of
	January 29, 2016		January 23, 2015		January 29, 2016		January 23, 2015		Operations Classifications
Developed technology	$	13	$	18	$	41	$	47	Cost of revenues
Customer contracts/relationships		1		1		1		1	Operating expenses
Total	$	14	$	19	$	42	$	48

As of January 29, 2016, future amortization expense related to purchased intangible assets is as follows (in millions):

Fiscal Year	Amount
Remainder of 2016	$	13
2017		10
2018		6
2019		5
2020		3
Total	$	37