Commitments and Contingencies (Tables)

9 Months Ended

Apr. 28, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Annual Minimum Lease Payments Under All Noncancelable Operating Leases

Future minimum lease payments under all noncancelable operating leases with an initial term in excess of one year as of April 28, 2018 are as follows (in millions):

Fiscal Year	Amount
2018 (remaining three months)	$	110
2019	343
2020	251
2021	164
2022	131
Thereafter	194
Total	$	1,193

Schedule of Purchase Commitments

The following table summarizes the Company's purchase commitments with contract manufacturers and suppliers as of the respective period ends (in millions):

Commitments by Period	April 28, 2018		July 29, 2017
Less than 1 year	$	5,077	$	4,620
1 to 3 years	700		20
3 to 5 years	450		—
Total	$	6,227	$	4,640

Compensation expenses Related to Business Combinations

The following table summarizes the compensation expense related to acquisitions (in millions):

	Three Months Ended				Nine Months Ended
	April 28, 2018		April 29, 2017		April 28, 2018		April 29, 2017
Compensation expense related to acquisitions	$	53	$	36	$	141	$	173

Schedule of Product Warranty Liability

The following table summarizes the activity related to the product warranty liability (in millions):

	Nine Months Ended
	April 28, 2018			April 29, 2017
Balance at beginning of period	$	407		$	414
Provisions for warranty issued	431			528
Adjustments for pre-existing warranties	(32		)	(17		)
Settlements	(441		)	(511		)
Balance at end of period	$	365		$	414

Schedule of Guarantor Obligations

  The aggregate amounts of financing guarantees outstanding at April 28, 2018 and July 29, 2017, representing the total maximum potential future payments under financing arrangements with third parties along with the related deferred revenue, are summarized in the following table (in millions):

	April 28, 2018			July 29, 2017
Maximum potential future payments relating to financing guarantees:
Channel partner	$	262		$	240
End user	41			74
Total	$	303		$	314
Deferred revenue associated with financing guarantees:
Channel partner	$	(90	)	$	(82	)
End user	(32		)	(52		)
Total	$	(122	)	$	(134	)
Maximum potential future payments relating to financing guarantees, net of associated deferred revenue	$	181		$	180