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Stock-Based Awards (Tables)

6 Months Ended

Jan. 23, 2016

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

Schedule of Stock-based Compensation Expense and Related Tax Benefit Recognized

Stock-based compensation expense and the related tax benefit recognized related to stock options and restricted share units during the three and six months ended January 23, 2016 and January 24, 2015 were as follows:

	For the Three Months Ended								For the Six Months Ended
	January 23, 2016				January 24, 2015				January 23, 2016				January 24, 2015
	(Dollars in thousands)
Stock-based compensation	$	4,200			$	3,664			$	8,708			$	7,554
Tax benefit recognized in the statement of operations	$	1,613			$	1,508			$	3,342			$	2,973

Schedule of Share-based Compensation, Stock Options Award Activity

The following table summarizes stock option award activity during the six months ended January 23, 2016:

	Stock Options
	Shares			Weighted Average Exercise Price
Outstanding as of July 25, 2015	915,323			$	16.86
Granted	35,863			$	78.20
Options exercised	(139,481	)		$	12.55
Canceled	(800	)		$	13.88
Outstanding as of January 23, 2016	810,905			$	20.32
Exercisable options as of January 23, 2016	627,133			$	15.39

Schedule of Share-based Compensation, RSU and Performance RSU Activity

The following table summarizes RSU and Performance RSU award activity during the six months ended January 23, 2016:

	Restricted Stock
	RSUs							Performance RSUs
	Share Units			Weighted Average Grant Price				Share Units			Weighted Average Grant Price
Outstanding as of July 25, 2015	322,008			$	24.46			945,540			$	26.46
Granted	82,043			$	73.25			238,209			$	77.86
Share units vested	(122,154	)		$	23.55			(361,998	)		$	25.28
Forfeited or canceled	(9,960	)		$	21.16			(181,426	)		$	21.76
Outstanding as of January 23, 2016	271,937			$	39.72			640,325			$	47.58

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- Definition

Tabular disclosure of share-based compensation plans that may be presented in a single table for outstanding, vested and expected to vest, and exercisable awards. The information that may be disclosed in this table may include, but is not limited to, number of shares, weighted average exercise price, weighted average remaining contractual life, and aggregate intrinsic value.

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- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.

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