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Stock-Based Compensation and Shareholders' Equity (Tables)
 9 Months Ended
Aug. 01, 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 August 1, 2020 and changes during the nine-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(1,032)$55.96 
Options forfeited(97)$84.27 
Options outstanding at August 1, 20204,413 $70.18 5.73$197,106 
Options exercisable at August 1, 20202,845 $60.81 4.66$153,749 
Options vested or expected to vest at August 1, 2020 (1)4,309 $69.67 5.67$194,685 
(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
A summary of the Company’s restricted stock unit/award activity as of August 1, 2020 and changes during the nine-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 granted1,390 $92.00 
Restrictions lapsed(1,691)$86.51 
Forfeited(196)$88.86 
Restricted stock units/awards outstanding at August 1, 20203,899 $89.65 
Schedule of stock-based compensation expense
Total stock-based compensation expense recognized was as follows:
Three Months EndedNine Months Ended
August 1, 2020August 3, 2019August 1, 2020August 3, 2019
Cost of sales$4,508 $5,247 $13,428 $15,720 
Research and development19,158 18,802 55,163 57,294 
Selling, marketing, general and administrative14,951 12,049 43,427 39,706 
Special charges943 — 943 — 
Total stock-based compensation expense$39,560 $36,098 $112,961 $112,720