Stockholders' Equity (Tables)

9 Months Ended

Apr. 30, 2012

Equity [Abstract]

Total share-based compensation expense

The following table summarizes the total share-based compensation expense that we recorded for the periods shown.

	Three Months Ended						Nine Months Ended
(In millions, except per share amounts)	April 30, 2012			April 30, 2011			April 30, 2012			April 30, 2011
Cost of revenue	$	1		$	2		$	4		$	5
Selling and marketing	14			12			43			33
Research and development	11			13			37			38
General and administrative	11			12			36			36
Total share-based compensation expense	37			39			120			112
Income tax benefit	(12		)	(14		)	(39		)	(39		)
Decrease in net income	$	25		$	25		$	81		$	73
Decrease in net income per share:
Basic	$	0.08		$	0.08		$	0.27		$	0.24
Diluted	$	0.08		$	0.08		$	0.26		$	0.23

Activity under all share based compensation plans

A summary of activity under all share-based compensation plans for the nine months ended April 30, 2012 was as follows:

			Options Outstanding
(Shares in thousands)	Shares Available for Grant		Number of Shares		Weighted Average Exercise Price Per Share
Balance at July 31, 2011	30,716		22,679		$	32.38
Options granted	(378	)	378		51.76
Restricted stock units granted (2)	(1,333	)	—		—
Options exercised	—		(6,300	)	28.31
Options canceled or expired (1)	407		(413	)	37.22
Restricted stock units forfeited (1)(2)	1,297		—		—
Balance at April 30, 2012	30,709		16,344		$	34.28
Exercisable at April 30, 2012			10,600		$	30.32

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(1) Stock options and restricted stock units canceled, expired or forfeited under our 2005 Equity Incentive Plan are returned to the pool of shares available for grant. Stock options and restricted stock units canceled, expired or forfeited under older expired plans are not returned to the pool of shares available for grant.

(2) Under the terms of our 2005 Equity Incentive Plan as amended on January 19, 2011, RSUs granted from the pool of shares available for grant on or after November 1, 2010 reduce the pool by 2.3 shares for each share granted. RSUs forfeited and returned to the pool of shares available for grant increase the pool by 2.3 shares for each share forfeited.

Summary of restricted stock unit activity

A summary of restricted stock unit activity for the nine months ended April 30, 2012 was as follows:

	Restricted Stock Units
(Shares in thousands)	Number of Shares		Weighted Average Grant Date Fair Value
Nonvested at July 31, 2011	11,055		$	37.92
Granted	580		49.43
Vested	(2,661	)	28.84
Forfeited	(579	)	38.71
Nonvested at April 30, 2012	8,395		$	41.54