Income Taxes (Tables)

12 Months Ended

Apr. 27, 2018

Income Tax Disclosure [Abstract]

Income Before Income Taxes

Income before income taxes is as follows (in millions):

	Year Ended
	April 27, 2018		April 28, 2017		April 29, 2016
Domestic	$	565	$	206	$	88
Foreign		601		459		257
Total	$	1,166	$	665	$	345

Provision for Income Taxes

The provision for income taxes consists of the following (in millions):

	Year Ended
	April 27, 2018		April 28, 2017			April 29, 2016
Current:
Federal	$	764	$	22		$	180
State		10		3			14
Foreign		39		41			35
Total current		813		66			229
Deferred:
Federal		250		75			(91	)
State		26		18			(17	)
Foreign		1		(3	)		(5	)
Total deferred		277		90			(113	)
Provision for income taxes	$	1,090	$	156		$	116

Schedule of Effective Income Tax Rate Reconciliation

The provision for income taxes differs from the amount computed by applying the statutory federal income tax rate as follows (in millions):

	Year Ended
	April 27, 2018			April 28, 2017			April 29, 2016
Tax computed at federal statutory rate	$	356		$	233		$	121
State income taxes, net of federal benefit		17			9			(4	)
Foreign earnings in lower tax jurisdictions		(108	)		(100	)		(81	)
Stock-based compensation		(23	)		16			13
Research and development credits		(10	)		(8	)		(14	)
Resolution of income tax examinations		—			—			20
Domestic production activities deduction		(7	)		(4	)		(10	)
Tax charge from integration of intellectual property    from the SolidFire acquisition		—			—			64
Tax rate changes		126			5			1
Transition tax		732			—			—
Other		7			5			6
Provision for income taxes	$	1,090		$	156		$	116

Deferred Tax Assets and Liabilities

The components of our deferred tax assets and liabilities are as follows (in millions):

	April 27, 2018			April 28, 2017
Deferred tax assets:
Reserves and accruals	$	57		$	149
Net operating loss and credit carryforwards		131			104
Stock-based compensation		22			49
Deferred revenue		211			329
Other		29			32
Gross deferred tax assets		450			663
Valuation allowance		(109	)		(94	)
Deferred tax assets, net of valuation allowance		341			569
Deferred tax liabilities:
Prepaids and accruals		2			3
Acquired intangibles		29			36
Property and equipment		25			4
Other		16			2
Total deferred tax liabilities		72			45
Deferred tax assets, net of valuation allowance and deferred tax liabilities	$	269		$	524

Unrecognized Tax Benefits

A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows (in millions):

	Year Ended
	April 27, 2018			April 28, 2017			April 29, 2016
Balance at beginning of period	$	218		$	216		$	272
Additions based on tax positions related to the current year		131			7			14
Additions for tax positions of prior years		—			7			21
Decreases for tax positions of prior years		(1	)		—			(39	)
Settlements		—			(12	)		(52	)
Balance at end of period	$	348		$	218		$	216

Summary of Tax Years Remain Subject to Examinations under Major Tax Jurisdictions

The tax years that remain subject to examination for our major tax jurisdictions are shown below:

Fiscal Years Subject to Examination for Major Tax Jurisdictions at April 27, 2018

2012 — 2018	United States — federal income tax
2008 — 2018	United States — state and local income tax
2012 — 2018	Australia
2013 — 2018	Germany
2007 — 2018	India
2012 — 2018	Japan
2013 — 2018	The Netherlands
2015 — 2018	United Kingdom
2010 — 2018	Canada