Accounting For Stock-Based Compensation (Tables)

9 Months Ended

Apr. 30, 2014

Accounting For Stock-Based Compensation [Abstract]

Summary Of Stock Option Activity

	Options Outstanding	Weighted Average Exercise Price
Outstanding at July 31, 2013	7,329,820	$                        23.88
Granted	891,737	42.18
Exercised	(930,225)	18.63
Canceled	(14,914)	35.59
Outstanding at April 30, 2014	7,276,418	26.76

Summary Of Information Concerning Outstanding And Exercisable Options

Range of Exercise Prices	Number Outstanding	Weighted Average Remaining Contractual Life (Years)	Weighted Average Exercise Price	Number Exercisable	Weighted Average Exercise Price
$  0.00 to $16.69	1,050,081	1.41	$         15.92	1,050,081	$          15.92
$16.70 to $22.69	2,207,951	4.37	19.13	2,207,951	19.13
$22.70 to $28.69	405,114	3.67	23.01	405,114	23.01
$28.70 to $34.69	1,854,574	7.50	31.58	1,266,367	30.59
$34.70 and above	1,758,698	8.38	38.62	621,343	35.43
	7,276,418	5.67	26.76	5,550,856	23.25