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Stock-Based Compensation and Shareholders' Equity (Tables)
 6 Months Ended
May 02, 2020
Share-based Payment Arrangement [Abstract]  
Summary of the activity under the company's stock option plans
A summary of the Company’s stock option activity as of May 2, 2020 and changes during the six-month period then ended is presented below:
Options
Outstanding
(in thousands)
Weighted-
Average Exercise
Price Per Share
Weighted-
Average
Remaining
Contractual
Term in Years
Aggregate
Intrinsic
Value
Options outstanding at November 2, 20195,183  $65.97  
Options granted359  $94.41  
Options exercised(583) $52.97  
Options forfeited(63) $81.86  
Options outstanding at May 2, 20204,896  $69.37  5.9$169,549  
Options exercisable at May 2, 20203,272  $60.59  4.9$141,272  
Options vested or expected to vest at May 2, 2020 (1)4,770  $68.80  5.8$167,821  
(1) In addition to the vested options, the Company expects a portion of the unvested options to vest at some point in the future. The number of options expected to vest is calculated by applying an estimated forfeiture rate to the unvested options.
Schedule of share-based compensation, restricted stock units award activity ary of the Company’s restricted stock unit/award activity as of May 2, 2020 and changes during the six-month period then ended is presented below: 
Restricted
Stock Units/Awards
Outstanding
(in thousands)
Weighted-
Average Grant-
Date Fair Value
Per Share
Restricted stock units/awards outstanding at November 2, 20194,396  $87.18  
Units/Awards granted1,375  $86.69  
Restrictions lapsed(1,248) $85.86  
Forfeited(155) $87.17  
Restricted stock units/awards outstanding at May 2, 20204,368  $87.56  
Schedule of stock-based compensation expense
Total stock-based compensation expense recognized was as follows:
Three Months EndedSix Months Ended
May 2, 2020May 4, 2019May 2, 2020May 4, 2019
Cost of sales$4,356  $5,389  $8,920  $10,473  
Research and development18,400  19,567  36,005  38,492  
Selling, marketing, general and administrative13,144  15,273  28,476  27,657  
Total stock-based compensation expense$35,900  $40,229  $73,401  $76,622