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Stockholder's Equity (Tables)

12 Months Ended

Jul. 31, 2019

Equity [Abstract]

Schedule of stock options exercised utilizing a cashless exercise

The exercised stock options, utilizing a cashless exercise, are summarized in the following table:

Period		Options Exercised			Weighted Average Exercise Price				Shares Net Settled for Exercise			Shares Withheld for Taxes (1)			Net Shares to Employees			Weighted Average Share Price for Withholding				Employee Stock Based Tax Withholding (in 000s)
FY 2017—Q1		18,000,000			$	7.70			5,408,972			5,255,322			7,335,706			$	25.62			$	134,615
FY 2018—Q2		80,000			6.54				11,996			—			68,004			43.60				—
FY 2019—Q3		3,000,000			17.81				945,162			806,039			1,248,799			56.53				45,565

(1)

Shares withheld for taxes are treated as a repurchase of shares for accounting purposes but do not count against the Company’s stock repurchase program.

Schedule of share-based compensation expense

The following table details stock-based compensation recognized by the Company for stock options and restricted stock awards:

		Year Ended July 31,
(In thousands)		2019				2018				2017
General and administrative		$	18,254			$	19,351			$	17,622
Yard operations		5,191				3,870				3,286
Total stock-based compensation		$	23,445			$	23,221			$	20,908

Schedule of non-vested shares

A summary of the status of the Company’s non-vested shares from stock option awards and its activity during the year ended July 31, 2019 was as follows:

(In thousands, except per share amounts)		Number of Shares			Weighted Average Grant- date Fair Value
Non-vested shares at July 31, 2018		5,516			$	6.96
Grants of non-vested shares		1,950			15.47
Vested		(3,125	)		6.81
Forfeitures or expirations		(132	)		6.18
Non-vested shares at July 31, 2019		4,209			$	11.05

Schedule of option activity

The following is a summary of activity for the Company’s stock options for the year ended July 31, 2019:

(In thousands, except per share and term data)		Shares			Weighted Average Exercise Price				Weighted Average Remaining Contractual Term (In years)		Aggregate Intrinsic Value
Outstanding as of July 31, 2018		17,797			$	20.29			6.19		$	660,268
Grants of options		1,950			57.91
Exercises		(5,063	)		17.35
Forfeitures or expirations		(132	)		27.29
Outstanding as of July 31, 2019		14,552			$	26.29			6.04		$	745,592
Exercisable as of July 31, 2019		10,343			$	19.77			5.13		$	597,352
Vested and expected to vest as of July 31, 2019		14,024			$	25.68			5.99		$	727,091

Schedule of restricted stock activity

The following is a summary of activity for the Company’s restricted stock for the for the year ended July 31, 2019:

(In thousands, except per share data)		Restricted Shares			Weighted Average Grant Date Fair Value
Outstanding as of July 31, 2018		28			$	36.12
Grants of restricted stock		162			55.57
Vested restricted stock		(52	)		42.70
Forfeited restricted stock		(4	)		49.54
Outstanding as of July 31, 2019		134			$	56.62

Schedule of stock options outstanding and exercisable

The following table summarizes stock options outstanding and exercisable as of July 31, 2019:

(In thousands, except per share amounts)		Options Outstanding									Options Exercisable
Range of Exercise Prices		Number			Weighted Average Remaining Contractual Life		Weighted Average Exercise Price				Number			Weighted Average Exercise Price
$8.28–$17.64		891			2.60		$	11.94			871			$	11.82
$17.73–$17.81		6,110			4.87		17.78				5,592			17.79
$18.06–$34.78		4,208			6.23		23.16				3,289			21.52
$36.32–$77.51		3,343			8.84		49.60				591			40.57
Outstanding as of July 31, 2019		14,552			6.04		$	26.29			10,343			$	19.77

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Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

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Tabular disclosure of the changes in outstanding nonvested shares.

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Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

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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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