Goodwill and Purchased Intangible Assets (Tables)

3 Months Ended

Oct. 28, 2017

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 three months ended October 28, 2017 (in millions):

	Balance at						Balance at
	July 29, 2017		Acquisitions		Other		October 28, 2017
Americas	$	18,691	$	323	$	15	$	19,029
EMEA	7,057		92		6		7,155
APJC	4,018		28		3		4,049
Total	$	29,766	$	443	$	24	$	30,233

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 three months ended October 28, 2017 (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
Other	5.0	3		4.0	3		0.0	—		—		6
Total		$	304		$	38		$	1	$	3	$	346

Schedule Of Purchased Intangible Assets

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

October 28, 2017	Gross		Accumulated Amortization			Net
Purchased intangible assets with finite lives:
Technology	$	3,465	$	(1,514	)	$	1,951
Customer relationships	1,391		(818		)	573
Other	82		(44		)	38
Total purchased intangible assets with finite lives	4,938		(2,376		)	2,562
In-process research and development, with indefinite lives	115		—			115
Total	$	5,053	$	(2,376	)	$	2,677

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
	October 28, 2017		October 29, 2016
Amortization of purchased intangible assets:
Cost of sales	$	154	$	129
Operating expenses
Amortization of purchased intangible assets	61		78
Restructuring and other charges	—		38
Total	$	215	$	245

Schedule Of Estimated Future Amortization Expense Of Purchased Intangible Assets

The estimated future amortization expense of purchased intangible assets with finite lives as of October 28, 2017 is as follows (in millions):

Fiscal Year	Amount
2018 (remaining nine months)	$	647
2019	776
2020	559
2021	362
2022	145
Thereafter	73
Total	$	2,562