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Stock-based Compensation (Tables)

6 Months Ended

Jan. 31, 2014

Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract]

Summary of option activity for stock options

		Shares (in 000s)				Weighted Average Exercise Price				Weighted Average Remaining Contractual Term				Aggregate Intrinsic Value (in 000s)
Outstanding at July 31, 2013			14,922			$	16.75				5.91			$	235,086
Grants of options			4,863			$	35.73
Exercises			(291	)		$	16.42
Forfeitures or expirations			(77	)		$	15.42
Outstanding at January 31, 2014			19,417			$	21.52				6.56			$	254,817
Exercisable at January 31, 2014			12,592			$	16.23				5.23			$	227,287

Recognized stock-based compensation expense

		Three Months Ended January 31,									Six Months Ended January 31,
			2014				2013				2014				2013
General and administrative		$	5,226			$	4,245			$	9,458			$	8,815
Yard operations			546				501				1,181				1,105
		$	5,772			$	4,746			$	10,639			$	9,920

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- Definition

Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 14.F)

-URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 14

-Section F



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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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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