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Stock-based Compensation (Tables)
9 Months Ended
Apr. 30, 2022
Share-based Payment Arrangement [Abstract]  
Summary of option activity for stock options The following is a summary of activity for the Company’s stock options for the nine months ended April 30, 2022:
(In thousands, except per share and term data)SharesWeighted Average Exercise PriceWeighted Average Remaining Contractual Term (In years)Aggregate Intrinsic Value
Outstanding as of July 31, 20216,427 $50.69 5.69$619,019 
Grants of options340 133.96 
Exercises(525)30.67 
Forfeitures or expirations(165)56.11 
Outstanding as of April 30, 20226,077 $56.93 5.48$351,978 
Exercisable as of April 30, 20224,429 $44.46 4.59$308,452 
The following is a summary of activity for the Company’s stock option awards subject to market conditions for the nine months ended April 30, 2022:
(In thousands, except per share and term data)SharesWeighted Average Exercise PriceWeighted Average Remaining Contractual Term (In years)Aggregate Intrinsic Value
Outstanding as of July 31, 20211,130 $87.49 8.96$67,250 
Grants of options325 125.68 
Exercises— — 
Forfeitures or expirations— — 
Outstanding as of April 30, 20221,455 $96.02 8.59$29,564 
Exercisable as of April 30, 2022395 $86.56 8.17$10,697 
Recognized stock-based compensation expense
The table below sets forth the stock-based compensation recognized by the Company for stock options, restricted stock, and restricted unit awards:
Three Months Ended April 30,Nine Months Ended April 30,
(In thousands)2022202120222021
General and administrative$8,401 $7,966 $25,119 $22,399 
Yard operations1,417 1,401 3,813 4,746 
Total stock-based compensation$9,818 $9,367 $28,932 $27,145 
Share based payment arrangement restricted stock and restricted stock unit activity The following is a summary of activity for the Company’s RSA’s and RSU’s for the nine months ended April 30, 2022:
(In thousands, except per share data)Restricted SharesWeighted Average Grant Date Fair Value
Outstanding as of July 31, 2021102 $90.46 
Grants 141 133.60 
Vested(22)74.24 
Forfeitures or expirations(13)107.05 
Outstanding as of April 30, 2022208 $120.50