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

9 Months Ended

Apr. 30, 2015

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, 2015		April 30, 2014		April 30, 2015		April 30, 2014
Numerator:
Net income from continuing operations	$	501	$	984	$	351	$	890
Net income from discontinued operations	—		—		—		46
Net income	$	501	$	984	$	351	$	936
Denominator:
Shares used in basic per share amounts:
Weighted average common shares outstanding	277		284		282		285
Shares used in diluted per share amounts:
Weighted average common shares outstanding	277		284		282		285
Dilutive common equivalent shares from stock options
and restricted stock awards	5		6		6		6
Dilutive weighted average common shares outstanding	282		290		288		291
Basic and diluted net income per share:
Basic net income per share from continuing operations	$	1.81	$	3.47	$	1.24	$	3.12
Basic net income per share from discontinued operations	—		—		—		0.16
Basic net income per share	$	1.81	$	3.47	$	1.24	$	3.28
Diluted net income per share from continuing operations	$	1.78	$	3.39	$	1.22	$	3.06
Diluted net income per share from discontinued operations	—		—		—		0.16
Diluted net income per share	$	1.78	$	3.39	$	1.22	$	3.22
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	—		—		2		3