Stock Option Plans (Tables)

12 Months Ended

Jul. 31, 2014

Stock Option Plans [Abstract]

Weighted Average Assumptions For Recognized Fair Value Of Stock-Based Employee Compensation Cost

	2014	2013	2012
Risk - free interest rate	0.31 - 2.8%	0.02 - 1.7%	0.10 - 1.8%
Expected volatility	18.2 - 28.0%	22.5 - 29.7%	25.8 - 31.9%
Expected dividend yield	1.4 - 1.6%	1.0 - 1.4%	1.0%
Expected life
Director and officer grants	8 years	8 years	8 years
Non - officer original grants	7 years	7 years	7 years
Reload grants	<6 years	<5 years	<8 years

Stock Option Activity

		Weighted
	Options	Average Exercise
	Outstanding	Price
Outstanding at July 31, 2011	8,387,994	$	17.72
Granted	1,082,979		34.76
Exercised	(1,379,827)		11.90
Canceled	(34,819)		27.45
Outstanding at July 31, 2012	8,056,327		20.97
Granted	965,050		33.91
Exercised	(1,607,081)		14.79
Canceled	(84,476)		33.94
Outstanding at July 31, 2013	7,329,820		23.88
Granted	900,073		42.17
Exercised	(1,008,848)		18.80
Canceled	(23,163)		34.02
Outstanding at July 31, 2014	7,197,882		26.84

Outstanding And Exercisable Options

		Weighted
		Average	Weighted			Weighted
		Remaining	Average			Average
	Number	Contractual	Exercise		Number	Exercise
Range of Exercise Prices	Outstanding	Life (Years)	Price		Exercisable	Price
$0.00 to $16.69	1,003,381	1.18	$	15.93	1,003,381	$	15.93
$16.70 to $22.69	2,197,543	4.12		19.13	2,197,543		19.13
$22.70 to $28.69	400,114	3.41		22.97	400,114		22.97
$28.70 to $34.69	1,839,809	7.25		31.58	1,254,101		30.59
$34.70 and above	1,757,035	8.10		38.64	622,680		35.52
	7,197,882	5.44		26.84	5,477,819		23.31

Status For Options Which Contain Vesting Provisions

		Weighted
		Average Grant
		Date Fair
	Options	Value
Non - vested at July 31, 2013	1,805,803	$	9.18
Granted	849,850		11.63
Vested	(915,677)		9.24
Canceled	(19,913)		9.47
Non - vested at July 31, 2014	1,720,063		10.35