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Stock Compensation Plan (Tables)

12 Months Ended

Jul. 31, 2018

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule Of Share Based Compensation Valuation Model

The risk-free rate for periods within the contractual life of the equity award is based on the United States Treasury yield curve in effect at the time of grant.

	Year Ended July 31,
	2018	2017	2016
Expected volatility	40.0%	40.3%	40.4%
Expected dividends	2.0%	2.2%	2.2%
Expected term (average in years)	5.8-6.4	5.5-6.2	5.3-5.9
Risk-free rate	1.2-2.3%	0.5-1.5%	0.3-2.2%

Schedule Of Share Based Compensation Option And SARs Award Activity

A summary of aggregate SARs award activity under the Plan as of July 31, 2018, 2017 and 2016, and changes during the years then ended is presented below (in thousands, except exercise price and contractual term):

	Awards		Weighted-Average Exercise Price			Weighted-Average Remaining Contractual Term	Aggregate Intrinsic Value
Outstanding at August 1, 2015	2,385		$	47.96
Granted	198		$	113.67
Exercised	(180	)	$	49.79
Forfeited or expired	(22	)	$	80.42
Outstanding at July 31, 2016	2,381		$	52.98
Granted	143		$	174.42
Exercised	(215	)	$	60.05
Forfeited or expired	(19	)	$	108.06
Outstanding at July 31, 2017	2,290		$	59.12
Granted	86		$	237.86
Exercised	(1,049	)	$	33.25
Forfeited or expired	(3	)	$	172.03
Outstanding at July 31, 2018	1,324		$	91.01		5.3 years	$	246,198
Vested and expected to vest at July 31, 2018	1,309		$	90.07		5.3 years	$	244,711
Exercisable at July 31, 2018	1,092		$	71.54		4.7 years	$	224,231

Schedule of Share Based Compensation SARs Activity

A summary of the status of the Company’s nonvested SARs as of July 31, 2018 and changes during the year then ended is presented below (in thousands, except fair value amounts):

	Awards	Weighted-Average Grant-Date Fair Value
Outstanding at July 31, 2017	318	$	42.46
Granted	86	$	78.07
Vested	(169)	$	38.59
Forfeited	(3)	$	54.32
Nonvested at July 31, 2018	232	$	56.72

Schedule Of Share Based Compensation Restricted Stock Units Activity

A summary of the status of the Company’s nonvested restricted share units as of July 31, 2018 and changes during the year then ended is presented below (in thousands, except fair value amounts):

	Awards	Weighted-Average Grant-Date Fair Value
Nonvested at July 31, 2017	211	$	119.97
Granted	77	$	215.14
Vested	(101)	$	112.42
Forfeited	(11)	$	159.78
Nonvested at July 31, 2018	176	$	163.83

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Tabular disclosure of the changes in outstanding nonvested restricted stock units.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for stock options and stock appreciation rights that were outstanding at the beginning and end of the year, exercisable at the end of the year, and the number of stock options and stock appreciation rights that were granted, exercised or converted, forfeited, and expired during the year.

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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