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Stock-Based Benefit Plans (Tables)
12 Months Ended
Oct. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Stock-based compensation expense recognized The following table provides information regarding the amount of total stock-based compensation expense recognized by us for fiscal year 2021, 2020, and 2019 (amounts in thousands):
202120202019
Total stock-based compensation expense recognized$23,187 $24,326 $26,180 
Income tax benefit recognized$5,910 $6,227 $6,749 
Weighted-average assumptions and the fair value used for stock option grants The following table summarizes the weighted-average assumptions and fair value used for stock option grants in each of the fiscal years ended October 31, 2021, 2020, and 2019:
 202120202019
Expected volatility43.33%27.42% - 28.30%28.61% - 31.34%
Weighted-average volatility43.33%27.42%30.46%
Risk-free interest rate0.49%1.72% - 1.78%2.65% - 2.76%
Expected life (years)5.754.64 - 5.764.63 - 8.50
Dividends0.96%1.11%1.36%
Weighted-average fair value per share of options granted
$15.88$9.68$10.22
Share-based Payment Arrangement, Option, Activity [Table Text Block] The following table summarizes stock option activity for our plans during the fiscal year ended October 31, 2021 (amounts in thousands, except per share amounts):
 2021
Number
of
options
Weighted-
average
exercise
price
Weighted average remaining contractual life (in years)Aggregate intrinsic value
Balance, November 1,3,560 $33.03 
Granted40 $46.02 
Exercised(585)$28.37 
Canceled(17)$35.41 
Balance, October 31,2,998 $34.10 4.08 years$78,142 
Options exercisable, at October 31,2,674 $33.60 3.68 years$71,070 
Intrinsic Value of Options Exercised and Fair Value of Options [Table Text Block] Information pertaining to the intrinsic value of options exercised and the fair market value of options that became vested or modified in each of the fiscal years ended October 31, 2021, 2020, and 2019, is provided below (amounts in thousands):
202120202019
Intrinsic value of options exercised$16,328 $23,281 $16,491 
Fair market value of options vested$3,578 $5,926 $7,723 
Share-based Payment Arrangement, Option [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Stock-based compensation expense recognized Information regarding the stock compensation expense related to stock options for fiscal 2021, 2020 and 2019 was as follows (amounts in thousands):
202120202019
Stock compensation expense recognized - options$1,812 $3,144 $5,181 
Vesting Based On Performance [Member] | Restricted Stock Units (RSUs) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity
A summary of the status of our nonvested Performance-Based RSUs as of October 31, 2021, and changes during the year ended October 31, 2021, is presented below (share amounts in thousands):
2021Weighted average grant date fair value
Nonvested at November 1,345 $35.17 
Granted/Target129 $37.00 
Vested(145)$35.12 
Forfeited— $— 
Nonvested at October 31, 329 $35.87 
Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block] The following table provides information regarding the issuance, valuation assumptions, and amortization of the Performance-Based RSUs issued in fiscal 2021, 2020, and 2019:
 202120202019
Estimated number of shares underlying Performance-Based RSUs to be issued128,894 116,423 158,721 
Aggregate number of Performance-Based RSUs outstanding at October 31539,592 579,115 645,538 
Weighted-average fair value per share of Performance-Based RSUs issued$29.87 $32.55 $34.86 
Aggregate grant date fair value of Performance-Based RSUs issued (in thousands)$5,030 $3,790 $5,533 
Performance-Based RSU expense recognized (in thousands)$5,989 $5,986 $5,514 
Fair market value of Performance-Based RSUs vested (in thousands)$5,084 $5,638 $6,735 
Vesting Based On Service [Member] | Restricted Stock Units (RSUs) [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity
A summary of our Time-Based RSUs nonvested shares as of October 31, 2021, and changes during the year ended October 31, 2021, is presented below (share amounts in thousands):
2021Weighted average grant date fair value
Nonvested at November 1,910 $36.74 
Granted439 $42.85 
Vested(382)$36.70 
Forfeited(56)$40.88 
Nonvested at October 31,911 $39.45 
Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block] The following table provides additional information on the Time-Based RSUs for fiscal 2021, 2020, and 2019:
202120202019
Time-Based RSUs issued:  
Number of Time-Based RSUs issued386,017 461,280 449,380 
Weighted-average fair value per share of Time-Based RSUs issued$33.21 $37.43 $33.04 
Aggregate fair value of Time-Based RSUs issued (in thousands)$12,820 $17,267 $14,848 
Time-Based RSU expense recognized (in thousands):$14,531 $12,744 $13,627 
Fair market value of Time-Based RSUs vested (in thousands):$14,029 $11,837 $7,936 
202120202019
At October 31:  
Aggregate number of Time-Based RSUs outstanding1,312,710 1,315,371 1,137,936 
Cumulative unamortized value of Time-Based RSUs (in thousands)
$12,919 $10,972 $8,694