Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
		Apr. 30, 2016	May. 02, 2015	Apr. 30, 2016	May. 02, 2015
Income Statement [Abstract]
Revenue		$ 778,766	$ 821,019	$ 1,548,195	$ 1,593,005
Cost of sales (1)	[1]	267,863	276,197	559,999	544,576
Gross margin		510,903	544,822	988,196	1,048,429
Operating expenses:
Research and development (1)	[1]	160,235	154,233	317,663	305,939
Selling, marketing, general and administrative (1)	[1]	112,186	117,371	219,648	237,542
Amortization of intangibles		17,419	24,210	34,777	48,006
Special charges		13,684	0	13,684	0
Total operating expenses		303,524	295,814	585,772	591,487
Operating income		207,379	249,008	402,424	456,942
Nonoperating (income) expense:
Interest expense		18,455	6,880	31,517	13,536
Interest income		(5,243)	(2,009)	(8,442)	(4,053)
Other, net		(743)	(1,052)	2,262	1,500
Total nonoperating (income) expense		12,469	3,819	25,337	10,983
Income before income taxes		194,910	245,189	377,087	445,959
Provision for income taxes		24,337	39,851	42,010	61,864
Net income		$ 170,573	$ 205,338	$ 335,077	$ 384,095
Shares used to compute earnings per share – basic		308,790	312,660	309,978	311,967
Shares used to compute earnings per share – diluted		312,250	317,047	313,521	316,365
Basic earnings per share		$ 0.55	$ 0.66	$ 1.08	$ 1.23
Diluted earnings per share		0.55	0.65	1.07	1.21
Dividends declared and paid per share		$ 0.42	$ 0.40	$ 0.82	$ 0.77
Cost of sales
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Stock-based compensation expense		$ 1,986	$ 2,207	$ 4,078	$ 4,599
Research and development
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Stock-based compensation expense		6,646	6,416	13,350	13,290
Selling, marketing, general and administrative
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Stock-based compensation expense		$ 7,327	$ 7,478	$ 14,140	$ 18,583

[1] Includes stock-based compensation expense as follows: