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Stock-Based Compensation (Tables)
6 Months Ended
Jan. 31, 2022
Share-based Payment Arrangement [Abstract]  
Summary of stock-based awards outstanding by award type
As of January 31, 2022, the following stock-based awards, by award type, were outstanding:
 January 31, 2022
Stock options1,005,935 
Performance shares341,652 
RSUs, restricted stock and share units704,953 
Total2,052,540 
Stock-based compensation for awards detailing where recorded in Consolidated Statement of Operations
Stock-based compensation for awards issued is reflected in the following line items in our Condensed Consolidated Statements of Operations:
 Three months ended January 31,Six months ended January 31,
 2022202120222021
Cost of sales$76,000 59,000 $149,000 132,000 
Selling, general and administrative expenses1,836,000 1,158,000 2,608,000 1,700,000 
Research and development expenses71,000 70,000 147,000 154,000 
Stock-based compensation expense1,983,000 1,287,000 2,904,000 1,986,000 
CEO transition costs related to equity-classified stock-based awards7,388,000 — 7,388,000 — 
Total stock-based compensation expense before income tax benefit9,371,000 1,287,000 10,292,000 1,986,000 
Estimated income tax benefit(1,030,000)(280,000)(1,223,000)(424,000)
Net stock-based compensation expense$8,341,000 1,007,000 $9,069,000 1,562,000 
Summary of stock-based compensation expense by award type
Stock-based compensation expense, by award type, is summarized as follows:
Three months ended January 31,Six months ended January 31,
2022202120222021
Stock options$364,000 97,000 $442,000 217,000 
Performance shares364,000 443,000 713,000 665,000 
RSUs, restricted stock and share units1,200,000 699,000 1,639,000 1,005,000 
ESPP55,000 48,000 110,000 99,000 
Stock-based compensation expense1,983,000 1,287,000 2,904,000 1,986,000 
CEO transition costs related to equity-classified stock-based awards7,388,000 — 7,388,000 — 
Total stock-based compensation expense before income tax benefit9,371,000 1,287,000 10,292,000 1,986,000 
Estimated income tax benefit(1,030,000)(280,000)(1,223,000)(424,000)
Net stock-based compensation expense$8,341,000 1,007,000 $9,069,000 1,562,000 
Summary of the Plan's activity relating to stock options
The following table summarizes the Plan's activity:
 Awards
(in Shares)
Weighted Average
Exercise Price
Weighted Average
Remaining Contractual
Term (Years)
Aggregate
Intrinsic Value
Outstanding at July 31, 20211,073,435 $25.76   
Expired/canceled(56,250)27.59   
Exercised(1,220)17.88   
Outstanding at October 31, 20211,015,965 25.66   
Expired/canceled(10,030)27.14   
Outstanding at January 31, 20221,005,935 $25.65 2.46$716,000 
Exercisable at January 31, 2022888,575 $26.68 1.68$429,000 
Vested and expected to vest at January 31, 2022999,147 $25.70 2.42$699,000 
Summary of the Plan's activity relating to performance shares, RSUs, restricted stock and share units
The following table summarizes the Plan's activity relating to performance shares, RSUs, restricted stock and share units:
  Awards
(in Shares)
Weighted Average
Grant Date
Fair Value
Aggregate
Intrinsic Value
Outstanding at July 31, 2021 1,068,370 $21.93 
Granted 228,161 26.81 
Settled (190,310)23.97 
Canceled/Forfeited (40,880)23.15 
Outstanding at October 31, 2021 1,065,341 22.56 
Granted 187,658 23.35 
Settled (191,238)22.47 
Canceled/Forfeited (15,156)21.88 
Outstanding at January 31, 2022 1,046,605 $22.73 $21,277,000 
  
Vested at January 31, 2022 444,490 $22.12 $9,036,000 
  
Vested and expected to vest at January 31, 2022 1,009,648 $22.71 $20,526,000