Description of Business and Summary of Significant Accounting Policies (Tables)

9 Months Ended

Apr. 30, 2013

Accounting Policies [Abstract]

Composition of shares used in the computation of basic and diluted net income per share

The following table presents the composition of shares used in the computation of basic and diluted net income per share for the periods indicated.

	Three Months Ended					Nine Months Ended
(In millions, except per share amounts)	April 30, 2013		April 30, 2012			April 30, 2013		April 30, 2012
Numerator:
Net income from continuing operations	$	822	$	736		$	842	$	799
Net income (loss) from discontinued operations	—		(2		)	32		(11		)
Net income	$	822	$	734		$	874	$	788
Denominator:
Shares used in basic per share amounts:
Weighted average common shares outstanding	297		295			296		297
Shares used in diluted per share amounts:
Weighted average common shares outstanding	297		295			296		297
Dilutive common equivalent shares from stock options
and restricted stock awards	7		8			7		9
Dilutive weighted average common shares outstanding	304		303			303		306
Basic and diluted net income per share:
Basic net income per share from continuing operations	$	2.77	$	2.50		$	2.84	$	2.69
Basic net income (loss) per share from discontinued operations	—		(0.01		)	0.11		(0.04		)
Basic net income per share	$	2.77	$	2.49		$	2.95	$	2.65
Diluted net income per share from continuing operations	$	2.71	$	2.43		$	2.78	$	2.61
Diluted net income (loss) per share from discontinued operations	—		(0.01		)	0.11		(0.03		)
Diluted net income per share	$	2.71	$	2.42		$	2.89	$	2.58
Shares excluded from computation of diluted net income per share:
Weighted average stock options and restricted stock units excluded from computation due to anti-dilutive effect	3		—			3		3