Stock-Based Compensation and Shareholders' Equity (Tables)

3 Months Ended

Feb. 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 February 1, 2020 and changes during the three-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, 2019	5,183	$65.97
Options exercised	(309)	$52.19
Options forfeited	(50)	$82.44
Options outstanding at February 1, 2020	4,824	$66.65	5.7	$207,946
Options exercisable at February 1, 2020	2,647	$55.65	4.6	$143,200
Options vested or expected to vest at February 1, 2020 (1)	4,719	$66.18	5.8	$205,625

(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 February 1, 2020 and changes during the three-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, 2019	4,396	$87.18
Units/Awards granted	28	$111.25
Restrictions lapsed	(179)	$82.45
Forfeited	(117)	$87.20
Restricted stock units/awards outstanding at February 1, 2020	4,128	$89.44

Schedule of stock-based compensation expense

Total stock-based compensation expense recognized was as follows:

	Three Months Ended
	February 1, 2020		February 2, 2019
Cost of sales	$	4,564	$	5,084
Research and development	17,605		18,925
Selling, marketing, general and administrative	15,332		12,384
Total stock-based compensation expense	$	37,501	$	36,393