Employee Benefit Plans (Tables)

6 Months Ended

Jan. 26, 2013

Employee Service Share-based Compensation, Aggregate Disclosures [Abstract]

Summary Of Share-Based Compensation Expense

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

	Three Months Ended					Six Months Ended
	January 26, 2013		January 28, 2012			January 26, 2013			January 28, 2012
Cost of sales - product	$	11	$	14		$	21		$	27
Cost of sales - service	36		40			71			77
Share-based compensation expense in cost of sales	47		54			92			104
Research and development	72		99			156			200
Sales and marketing	135		149			265			291
General and administrative	48		54			98			102
Restructuring and other charges	—		(2		)	(3		)	(2		)
Share-based compensation expense in operating expenses	255		300			516			591
Total share-based compensation expense	$	302	$	354		$	608		$	695

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

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

	Share-Based Awards Available for Grant
BALANCE AT JULY 30, 2011	255
Restricted stock, stock units, and other share-based awards granted	(95	)
Share-based awards canceled/forfeited/expired	64
Other	(6	)
BALANCE AT JULY 28, 2012	218
Restricted stock, stock units, and other share-based awards granted	(78	)
Share-based awards canceled/forfeited/expired	89
Other	(3	)
BALANCE AT JANUARY 26, 2013	226

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 restricted stock units, is as follows (in millions, except per-share amounts):

	Restricted Stock/Stock Units		Weighted-Average Grant Date Fair Value per Share		Aggregated Fair Market Value
UNVESTED BALANCE AT JULY 30, 2011	116		$	21.50
Granted and assumed	65		17.45
Vested	(35	)	21.94		$	580
Canceled/forfeited	(18	)	20.38
UNVESTED BALANCE AT JULY 28, 2012	128		19.46
Granted and assumed	55		17.35
Vested	(33	)	21.03		$	624
Canceled/forfeited	(5	)	18.33
UNVESTED BALANCE AT JANUARY 26, 2013	145		$	18.35

Valuation of RSU [Table Text Block]

The valuation of RSUs is summarized as follows:

	Three Months Ended						Six Months Ended
	January 26, 2013			January 28, 2012			January 26, 2013			January 28, 2012
Number of shares granted (in millions)	37			33			48			44
Weighted- average grant date fair value per share	$	17.07		$	17.88		$	17.20		$	17.34
Expected dividend yield	3.1		%	1.3		%	3.0		%	1.3		%

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 30, 2011	621		$	21.79
Assumed from acquisitions	1		2.08
Exercised	(66	)	13.51
Canceled/forfeited/expired	(36	)	23.40
BALANCE AT JULY 28, 2012	520		22.68
Assumed from acquisitions	7		0.92
Exercised	(26	)	15.25
Canceled/forfeited/expired	(82	)	21.32
BALANCE AT JANUARY 26, 2013	419		$	23.08

Summary Of Significant Ranges Of Outstanding And Exercisable Stock Options

The following table summarizes significant ranges of outstanding and exercisable stock options as of January 26, 2013 (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 – 15.00	11	5.80	$	4.83	$	181	7	$	7.20	$	91
15.01 – 18.00	69	1.66	17.79		232		69	17.79		231
18.01 – 20.00	86	0.86	19.17		170		86	19.17		170
20.01 – 25.00	129	2.48	22.77		7		128	22.77		8
25.01 – 35.00	124	3.62	30.69		—		123	30.71		—
Total	419	2.44	$	23.08	$	590	413	$	23.31	$	500