Stock-Based Compensation and Shareholders' Equity (Tables)

12 Months Ended

Oct. 30, 2021

Share-based Payment Arrangement [Abstract]

Summary of Company's stock option awards and the related estimated weighted-average assumptions used to calculate the fair value of stock options granted

Information pertaining to the Company’s stock option awards and the related estimated weighted-average assumptions to calculate the fair value of stock options using the Black-Scholes valuation model granted in fiscal 2021, fiscal 2020 and fiscal 2019 is as follows:

	2021		2020		2019
Options granted (in thousands)	644		359		454
Weighted-average exercise price	$145.04		$94.41		$107.11
Weighted-average grant-date fair value	$33.35		$18.81		$23.29
Assumptions:
Weighted-average expected volatility	35.3	%	29.5	%	26.4	%
Weighted-average expected term (in years)	5.0		5.0		5.0
Weighted-average risk-free interest rate	0.8	%	0.7	%	2.4	%
Weighted-average expected dividend yield	1.9	%	2.6	%	2.0	%

Summary of share-based payment arrangement, expensed amount

Total stock-based compensation expense recognized is as follows:

	2021		2020		2019
Cost of sales	$	22,028	$	17,684	$	20,628
Research and development	86,820		73,366		75,305
Selling, marketing, general and administrative	80,099		56,838		51,829
Special charges	54,664		1,630		2,538
Total stock-based compensation expense	$	243,611	$	149,518	$	150,300

Summary of the activity under the Company's stock option plans

A summary of the activity under the Company’s stock option plans as of October 30, 2021 and changes during the fiscal year 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 October 31, 2020	4,192	$70.73
Options granted	644	$145.04
Options exercised	(1,003)	$62.86
Options forfeited	(81)	$91.39
Options expired	(6)	$40.69
Options outstanding at October 30, 2021	3,746	$85.22	5.5	$330,652
Options exercisable at October 30, 2021	2,391	$66.44	4.1	$255,955
Options vested or expected to vest at October 30, 2021 (1)	3,661	$84.23	5.5	$326,809

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(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.

Summary of the company's restricted stock unit award activity

A summary of the Company’s restricted stock unit and award activity as of October 30, 2021 and changes during the fiscal year 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 October 31, 2020	3,637	$91.54
Units/Awards granted	4,826	$157.56
Restrictions lapsed	(2,212)	$111.95
Forfeited	(327)	$113.25
Restricted stock units/awards outstanding at October 30, 2021	5,924	$132.59