Accounting For Stock-Based Compensation (Tables)

9 Months Ended

Apr. 30, 2013

Accounting For Stock-Based Compenstation [Abstract]

Summary Of Stock Option Activity

	Options Outstanding			Weighted Average Exercise Price
Outstanding at July 31, 2012		8,056,327		$	20.97
Granted		934,436			33.84
Exercised		(1,314,912	)		14.48
Canceled		(78,726	)		34.07
Outstanding at April 30, 2013		7,597,125			23.54

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 $15.89		1,402,473		1.37	$	15.27		1,402,473	$	15.27
$15.90 to $20.89		1,955,461		4.04		17.44		1,955,461		17.44
$20.90 to $25.89		1,391,656		5.99		21.78		1,391,656		21.78
$25.90 to $30.89		918,849		7.61		29.15		608,544		29.16
$30.90 and above		1,928,686		8.73		34.33		429,773		34.80
		7,597,125		5.53		23.54		5,787,907		20.48