Accounting For Stock-Based Compensation (Tables)

3 Months Ended

Oct. 31, 2013

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	10,435	38.38
Exercised	(517,315)	17.70
Canceled	(3,749)	32.81
Outstanding at October 31, 2013	6,819,191	24.36

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	744,523	1.46	$         15.35	744,523	$          15.35
$15.90 to $20.89	1,910,574	3.53	17.43	1,910,574	17.43
$20.90 to $25.89	1,352,739	5.47	21.80	1,352,739	21.80
$25.90 to $30.89	898,184	7.11	29.15	589,545	29.16
$30.90 and above	1,913,171	8.29	34.35	415,656	34.90
	6,819,191	5.50	24.36	5,013,037	21.13