CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2022	May 01, 2021	Apr. 30, 2022	May 01, 2021
Revenue:
Total revenue	$ 949,227	$ 833,927	$ 1,793,670	$ 1,591,057
Cost of goods sold:
Total cost of goods sold	547,446	421,508	1,007,702	820,747
Gross profit	401,781	412,419	785,968	770,310
Operating expenses:
Research and development	159,324	110,246	307,733	242,987
Selling and marketing	119,939	110,387	238,820	207,665
General and administrative	45,572	43,635	90,070	83,628
Significant asset impairments and restructuring costs	9,102	8,209	12,511	14,076
Amortization of intangible assets	8,920	6,019	17,838	11,929
Acquisition and integration costs	495	294	563	601
Total operating expenses	343,352	278,790	667,535	560,886
Income from operations	58,429	133,629	118,433	209,424
Interest and other income (loss), net	808	(1,274)	4,494	(2,395)
Interest expense	(11,985)	(7,785)	(20,633)	(15,145)
Income before income taxes	47,252	124,570	102,294	191,884
Provision for income taxes	8,330	21,453	17,549	33,419
Net income	$ 38,922	$ 103,117	$ 84,745	$ 158,465
Basic net income per common share (in dollars per share)	$ 0.26	$ 0.66	$ 0.55	$ 1.02
Diluted net income per potential common share (in dollars per share)	$ 0.25	$ 0.66	$ 0.55	$ 1.01
Weighted average basic common shares outstanding (in shares)	152,197	155,331	153,179	155,257
Weighted average dilutive potential common shares outstanding (in shares)	153,344	156,876	154,580	156,734
Products
Revenue:
Total revenue	$ 759,948	$ 670,043	$ 1,424,955	$ 1,267,263
Cost of goods sold:
Total cost of goods sold	452,057	339,601	824,622	654,699
Services
Revenue:
Total revenue	189,279	163,884	368,715	323,794
Cost of goods sold:
Total cost of goods sold	$ 95,389	$ 81,907	$ 183,080	$ 166,048