Income Taxes - Income Tax Provision Reconciliation (Details) - USD ($) $ in Thousands	3 Months Ended																12 Months Ended
	Nov. 02, 2019	[1]	Aug. 03, 2019	[1]	May 04, 2019	[1]	Feb. 02, 2019	[1]	Nov. 03, 2018	[1],[2]	Aug. 04, 2018	[1],[2]	May 05, 2018	[1],[2]	Feb. 03, 2018	[1],[2]	Nov. 02, 2019	Nov. 03, 2018		Oct. 28, 2017
Income Tax Disclosure [Abstract]
U.S. federal statutory tax rate																	21.00%	23.40%		35.00%
Income tax provision reconciliation:
Tax at statutory rate:																	$ 312,003	$ 387,343		$ 327,161
Net foreign income subject to lower tax rate																	(242,893)	(420,756)		(395,800)
State income taxes, net of federal benefit																	(31,265)	4,428		(7,239)
Valuation allowance																	34,069	2,232		(7,778)
Federal research and development tax credits																	(50,769)	(33,602)		(16,475)
Change in uncertain tax positions																	7,233	(32,945)		(51,088)
Amortization of purchased intangibles																	111,547	213,198		159,466
Acquisition and integration costs																	0	0		109,040
Taxes attributable to the Tax Cuts and Jobs Act of 2017																	(7,500)	56,608		0
U.S. effects of international operations																	19,782	0		0
Windfalls (under ASU 2016-09)																	(28,677)	(26,237)		0
Other, net																	(813)	(1,935)		12,081
Provision for income taxes	$ 10,133		$ 27,184		$ 40,460		$ 44,940		$ 4,481		$ 21,949		$ 39,797		$ 82,107		$ 122,717	$ 148,334	[3]	$ 129,368	[3]

[1] See Note 12, Income Taxes, of 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 in Item 8 of this Annual Report on Form 10-K

[3] 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.