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

9 Months Ended

Apr. 30, 2016

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 (loss) per share for the periods indicated.

	Three Months Ended					Nine Months Ended
(In millions, except per share amounts)	April 30, 2016		April 30, 2015			April 30, 2016		April 30, 2015
Numerator:
Net income from continuing operations	$	848	$	656		$	846	$	515
Net income (loss) from discontinued operations	178		(155		)	173		(164		)
Net income	$	1,026	$	501		$	1,019	$	351
Denominator:
Shares used in basic per share amounts:
Weighted average common shares outstanding	257		277			264		282
Shares used in diluted per share amounts:
Weighted average common shares outstanding	257		277			264		282
Dilutive common equivalent shares from stock options
and restricted stock awards	3		5			3		6
Dilutive weighted average common shares outstanding	260		282			267		288
Basic and diluted net income per share:
Basic net income per share from continuing operations	$	3.30	$	2.37		$	3.21	$	1.82
Basic net income (loss) per share from discontinued operations	0.70		(0.56		)	0.65		(0.58		)
Basic net income per share	$	4.00	$	1.81		$	3.86	$	1.24
Diluted net income per share from continuing operations	$	3.26	$	2.33		$	3.17	$	1.79
Diluted net income (loss) per share from discontinued operations	0.68		(0.55		)	0.64		(0.57		)
Diluted net income per share	$	3.94	$	1.78		$	3.81	$	1.22
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		—			2		2