Summary of Significant Accounting Policies - Revenue Recognition Income Statement (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended																12 Months Ended
	Nov. 02, 2019		Aug. 03, 2019		May 04, 2019		Feb. 02, 2019		Nov. 03, 2018	[1]	Aug. 04, 2018	[1]	May 05, 2018	[1]	Feb. 03, 2018	[1]	Nov. 02, 2019	Nov. 03, 2018		Oct. 28, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue	$ 1,443,219		$ 1,480,143		$ 1,526,602		$ 1,541,101		$ 1,536,128		$ 1,558,189		$ 1,563,502		$ 1,566,870		$ 5,991,065	$ 6,224,689	[2]	$ 5,246,354	[2]
Cost of sales	501,028		482,332		492,510		501,445		490,585		497,557		491,038		495,113		1,977,315	1,974,293	[2]	2,078,113	[2]
Gross margin	942,191		997,811		1,034,092		1,039,656		1,045,543		1,060,632		1,072,464		1,071,757		4,013,750	4,250,396	[2]	3,168,241	[2]
Operating expenses:
Research and Development Expense	277,018		280,102		285,846		287,382		295,609		291,551		289,381		288,506		1,130,348	1,165,047	[2]	968,133	[2]
Selling, marketing, general and administrative	154,799		162,825		163,128		167,342		175,296		171,388		172,047		176,809		648,094	695,540	[2]	690,533	[2]
Amortization of intangibles	107,225		107,231		107,261		107,324		107,345		107,409		107,129		107,019		429,041	428,902	[2]	297,351	[2]
Special charges	64,788	[3]	927	[3]	8,162	[3]	21,782	[3]	1,842	[3]	1,069	[3]	1,089	[3]	57,318	[3]	95,659	61,318	[2]	49,463	[2]
Total operating expenses	603,830		551,085		564,397		583,830		580,092		571,417		569,646		629,652		2,303,142	2,350,807	[2]	2,005,480	[2]
Operating income	338,361		446,726		469,695		455,826		465,451		489,215		502,818		442,105		1,710,608	1,899,589	[2]	1,162,761	[2]
Nonoperating (income) expenses:
Interest expense	50,775		59,871		59,701		58,728		59,102		61,665		64,792		68,030		229,075	253,589	[2]	250,840	[2]
Interest income	(1,988)		(2,625)		(2,928)		(2,688)		(2,791)		(2,588)		(1,912)		(2,092)		(10,229)	(9,383)	[2]	(30,333)	[2]
Other, net	1,747		(78)		4,525		(160)		(196)		(368)		(187)		820		6,034	69	[2]	7,507	[2]
Total nonoperating (income) expense	50,534		57,168		61,298		55,880		56,115		58,709		62,693		66,758		224,880	244,275	[2]	228,014	[2]
Income before income taxes	287,827		389,558		408,397		399,946		409,336		430,506		440,125		375,347		1,485,728	1,655,314	[2]	934,747	[2]
Provision for income taxes	$ 10,133	[4]	$ 27,184	[4]	$ 40,460	[4]	$ 44,940	[4]	$ 4,481	[4]	$ 21,949	[4]	$ 39,797	[4]	$ 82,107	[4]	122,717	148,334	[2]	129,368	[2]
Net income																	$ 1,363,011	$ 1,506,980	[2]	$ 805,379	[2]
Weighted average shares outstanding (in shares)	369,051		369,533		369,246		368,703		371,074		371,315		370,384		369,093		369,133	370,430	[2]	346,371	[2]
Shares used to compute earnings per share - Diluted (in shares)	372,584		373,077		373,342		372,506		375,116		375,815		374,778		374,189		372,871	374,938	[2]	350,484	[2]
Basic earnings per common share (in dollars per share)																	$ 3.68	$ 4.05	[2]	$ 2.32	[2]
Income from continuing operations, net of tax (in dollars per share)																	$ 3.65	$ 4.00	[2]	$ 2.29	[2]
Previously Reported [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue																		$ 6,200,942		$ 5,107,503
Cost of sales																		1,967,640		2,045,907
Gross margin																		4,233,302		3,061,596
Operating expenses:
Research and Development Expense																		1,165,410		968,602
Selling, marketing, general and administrative																		695,937		691,046
Amortization of intangibles																		428,902		297,351
Special charges																		61,318		49,463
Total operating expenses																		2,351,567		2,006,462
Operating income																		1,881,735		1,055,134
Nonoperating (income) expenses:
Interest expense																		253,589		250,840
Interest income																		(9,383)		(30,333)
Other, net																		(988)		6,142
Total nonoperating (income) expense																		243,218		226,649
Income before income taxes																		1,638,517		828,485
Provision for income taxes																		143,085		101,226
Net income																		$ 1,495,432		$ 727,259
Weighted average shares outstanding (in shares)																		370,430		346,371
Shares used to compute earnings per share - Diluted (in shares)																		374,938		350,484
Basic earnings per common share (in dollars per share)																		$ 4.02		$ 2.09
Income from continuing operations, net of tax (in dollars per share)																		$ 3.97		$ 2.07
Accounting Standards Update 2014-09 [Member] | Restatement Adjustment [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue																		$ 23,747		$ 138,851
Cost of sales																		6,950		32,589
Gross margin																		16,797		106,262
Operating expenses:
Research and Development Expense																		0		0
Selling, marketing, general and administrative																		0		0
Amortization of intangibles																		0		0
Special charges																		0		0
Total operating expenses																		0		0
Operating income																		16,797		106,262
Nonoperating (income) expenses:
Interest expense																		0		0
Interest income																		0		0
Other, net																		0		0
Total nonoperating (income) expense																		0		0
Income before income taxes																		16,797		106,262
Provision for income taxes																		5,249		28,142
Net income																		$ 11,548		$ 78,120
Weighted average shares outstanding (in shares)																		0		0
Shares used to compute earnings per share - Diluted (in shares)																		0		0
Basic earnings per common share (in dollars per share)																		$ 0.03		$ 0.23
Income from continuing operations, net of tax (in dollars per share)																		$ 0.03		$ 0.22
Accounting Standards Update 2017-17 [Member] | Restatement Adjustment [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Revenue																		$ 0		$ 0
Cost of sales																		(297)		(383)
Gross margin																		297		383
Operating expenses:
Research and Development Expense																		(363)		(469)
Selling, marketing, general and administrative																		(397)		(513)
Amortization of intangibles																		0		0
Special charges																		0		0
Total operating expenses																		(760)		(982)
Operating income																		1,057		1,365
Nonoperating (income) expenses:
Interest expense																		0		0
Interest income																		0		0
Other, net																		1,057		1,365
Total nonoperating (income) expense																		1,057		1,365
Income before income taxes																		0		0
Provision for income taxes																		0		0
Net income																		$ 0		$ 0
Weighted average shares outstanding (in shares)																		0		0
Shares used to compute earnings per share - Diluted (in shares)																		0		0
Basic earnings per common share (in dollars per share)																		$ 0		$ 0
Income from continuing operations, net of tax (in dollars per share)																		$ 0		$ 0

[1] Balances have been restated to reflect the adoption of Accounting Standards Update (ASU) 2014-09, Revenue from Contracts with Customers (ASU 2014-09). See Note 2a, Principles of Consolidation, in the Notes to Consolidated Financial Statements in Item 8 of this Annual Report on Form 10-K

[2] Balances have been restated to reflect the adoption of Accounting Standards Update (ASU) 2014-09, Revenue from Contracts with Customers (ASU 2014-09). See Note 2a, Principles of Consolidation, in the Notes to Consolidated Financial Statements.

[3] Represents charges recorded for various restructuring actions. See Note 5, Special Charges, of the Notes to Consolidated Financial Statements in Item 8 of this Annual Report on Form 10-K.

[4] See Note 12, Income Taxes, of the Notes to Consolidated Financial Statements in Item 8 of this Annual Report on Form 10-K.