Employee Benefit Plans (Tables)

9 Months Ended

Apr. 29, 2017

Compensation and Retirement Disclosure [Abstract]

Summary Of Share-Based Compensation Expense

Share-based compensation expense consists primarily of expenses for stock options, stock purchase rights, restricted stock, and RSUs granted to employees. The following table summarizes share-based compensation expense (in millions):

	Three Months Ended					Nine Months Ended
	April 29, 2017			April 30, 2016		April 29, 2017			April 30, 2016
Cost of sales—product	$	22		$	21	$	62		$	50
Cost of sales—service	34			37		101			110
Share-based compensation expense in cost of sales	56			58		163			160
Research and development	137			130		392			351
Sales and marketing	133			148		398			413
General and administrative	79			59		173			163
Restructuring and other charges	(5		)	—		(2		)	14
Share-based compensation expense in operating expenses	344			337		961			941
Total share-based compensation expense	$	400		$	395	$	1,124		$	1,101
Income tax benefit for share-based compensation	$	120		$	91	$	327		$	289

Summary Of Share-Based Awards Available For Grant

A summary of share-based awards available for grant is as follows (in millions):

	Share-Based Awards Available for Grant
BALANCE AT JULY 25, 2015	276
Restricted stock, stock units, and other share-based awards granted	(96	)
Share-based awards canceled/forfeited/expired	30
Shares withheld for taxes and not issued	30
Other	2
BALANCE AT JULY 30, 2016	242
Restricted stock, stock units, and other share-based awards granted	(45	)
Share-based awards canceled/forfeited/expired	74
Shares withheld for taxes and not issued	23
BALANCE AT APRIL 29, 2017	294

Summary Of Restricted Stock And Stock Unit Activity

A summary of the restricted stock and stock unit activity, which includes time-based and performance-based or market-based RSUs, is as follows (in millions, except per-share amounts):

	Restricted Stock/ Stock Units		Weighted-Average Grant Date Fair Value per Share		Aggregate Fair  Value
UNVESTED BALANCE AT JULY 25, 2015	143		$	22.08
Granted and assumed	70		25.69
Vested	(54	)	20.68		$	1,428
Canceled/forfeited	(14	)	22.86
UNVESTED BALANCE AT JULY 30, 2016	145		24.26
Granted and assumed	44		29.54
Vested	(44	)	22.28		$	1,379
Canceled/forfeited	(14	)	25.16
UNVESTED BALANCE AT APRIL 29, 2017	131		$	26.61

Summary Of Stock Option Activity

A summary of the stock option activity is as follows (in millions, except per-share amounts):

	STOCK OPTIONS OUTSTANDING
	Number Outstanding		Weighted-Average Exercise Price per Share
BALANCE AT JULY 25, 2015	103		$	28.68
Assumed from acquisitions	18		5.17
Exercised	(32	)	19.22
Canceled/forfeited/expired	(16	)	30.01
BALANCE AT JULY 30, 2016	73		26.78
Assumed from acquisitions	8		4.50
Exercised	(9	)	15.76
Canceled/forfeited/expired	(55	)	31.90
BALANCE AT APRIL 29, 2017	17		$	6.09

Summary Of Significant Ranges Of Outstanding And Exercisable Stock Options

The following table summarizes significant ranges of outstanding and exercisable stock options as of April 29, 2017 (in millions, except years and share prices):

	STOCK OPTIONS OUTSTANDING						STOCK OPTIONS EXERCISABLE
Range of Exercise Prices	Number Outstanding	Weighted- Average Remaining Contractual Life (in Years)	Weighted- Average Exercise Price per Share		Aggregate Intrinsic Value		Number Exercisable	Weighted- Average Exercise Price per Share		Aggregate Intrinsic Value
$   0.01 – 20.00	16	6.5	$	5.44	$	480	9	$	4.53	$	283
$ 20.01 – 30.00	1	0.1	25.54		5		1	25.54		5
Total	17	6.3	$	6.09	$	485	10	$	5.69	$	288

Schedule of Assumptions Used

The assumptions for the valuation of time-based RSUs and PRSUs are summarized as follows:

	RESTRICTED STOCK UNITS						PERFORMANCE BASED RESTRICTED STOCK UNITS
Three Months Ended	April 29, 2017			April 30, 2016			April 29, 2017			April 30, 2016
Number of shares granted (in millions)	1			2			—			1
Grant date fair value per share	$	30.91		$	24.01		$	31.65		$	23.32
Weighted-average assumptions/inputs:
Expected dividend yield	3.4		%	3.6		%	3.4		%	3.6		%
Range of risk-free interest rates	0.0% – 1.5%			0.2% – 1.1%			0.8% – 1.5%			0.2% – 1.1%
Range of expected volatilities for index	N/A			N/A			N/A			N/A

	RESTRICTED STOCK UNITS						PERFORMANCE BASED RESTRICTED STOCK UNITS
Nine Months Ended	April 29, 2017			April 30, 2016			April 29, 2017			April 30, 2016
Number of shares granted (in millions)	23			38			7			5
Grant date fair value per share	$	28.05		$	24.87		$	28.90		$	24.56
Weighted-average assumptions/inputs:
Expected dividend yield	3.4		%	3.2		%	3.4		%	3.0		%
Range of risk-free interest rates	0.0% – 1.5%			0.0% – 1.2%			0.1% – 1.5%			0.0% – 1.2%
Range of expected volatilities for index	N/A			N/A			16.7% – 46.8%			15.3% – 54.3%