Goodwill and Purchased Intangible Assets (Tables)

9 Months Ended

Apr. 28, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill by Reportable Segment

The following table presents the goodwill allocated to the Company’s reportable segments as of and during the nine months ended April 28, 2018 (in millions):

	Balance at						Balance at
	July 29, 2017		Acquisitions		Other		April 28, 2018
Americas	$	18,691	$	1,194	$	17	$	19,902
EMEA	7,057		491		9		7,557
APJC	4,018		171		6		4,195
Total	$	29,766	$	1,856	$	32	$	31,654

Schedule of Intangible Assets Acquired Through Business Combinations

The following table presents details of the Company’s intangible assets acquired through acquisitions completed during the nine months ended April 28, 2018 (in millions, except years):

	FINITE LIVES									INDEFINITE LIVES		TOTAL
	TECHNOLOGY			CUSTOMER RELATIONSHIPS			OTHER			IPR&D
	Weighted- Average Useful Life (in Years)	Amount		Weighted- Average Useful Life (in Years)	Amount		Weighted- Average Useful Life (in Years)	Amount		Amount		Amount
Viptela	5.0	$	144	6.0	$	35	1.0	$	1	$	—	$	180
Springpath	4.0	157		0.0	—		0.0	—		3		160
BroadSoft	4.0	255		6.0	169		2.0	6		—		430
Others (four in total)	3.9	39		4.0	3		0.0	—		—		42
Total		$	595		$	207		$	7	$	3	$	812

Schedule of Purchased Intangible Assets

The following tables present details of the Company’s purchased intangible assets (in millions):

April 28, 2018	Gross		Accumulated Amortization			Net
Purchased intangible assets with finite lives:
Technology	$	3,657	$	(1,738	)	$	1,919
Customer relationships	1,538		(909		)	629
Other	63		(34		)	29
Total purchased intangible assets with finite lives	5,258		(2,681		)	2,577
In-process research and development, with indefinite lives	104		—			104
Total	$	5,362	$	(2,681	)	$	2,681

July 29, 2017	Gross		Accumulated Amortization			Net
Purchased intangible assets with finite lives:
Technology	$	3,182	$	(1,386	)	$	1,796
Customer relationships	1,353		(765		)	588
Other	82		(38		)	44
Total purchased intangible assets with finite lives	4,617		(2,189		)	2,428
In-process research and development, with indefinite lives	111		—			111
Total	$	4,728	$	(2,189	)	$	2,539

Schedule of Amortization of Purchased Intangible Assets

The following table presents the amortization of purchased intangible assets, including impairment charges (in millions):

	Three Months Ended				Nine Months Ended
	April 28, 2018		April 29, 2017		April 28, 2018		April 29, 2017
Amortization of purchased intangible assets:
Cost of sales	$	177	$	141	$	491	$	394
Operating expenses
Amortization of purchased intangible assets	67		59		188		201
Restructuring and other charges	—		—		—		38
Total	$	244	$	200	$	679	$	633

Schedule of Estimated Future Amortization Expense of Purchased Intangible Assets

The estimated future amortization expense of purchased intangible assets with finite lives as of April 28, 2018 is as follows (in millions):

Fiscal Year	Amount
2018 (remaining three months)	$	235
2019	883
2020	665
2021	463
2022	212
Thereafter	119
Total	$	2,577