Schedule II - Valuation and Qualifying Accounts (Details) - USD ($) $ in Millions		12 Months Ended
		Nov. 03, 2019	Nov. 04, 2018	Oct. 29, 2017
Distributor Credit Allowances
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	[1]	$ 151	$ 177	$ 252
Additions to allowances	[1]	705	882	1,176
Charges utilized / Write-offs	[1]	(703)	(908)	(1,251)
Balance at end of period	[1]	153	151	177
Other Accounts Receivable Allowances
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	[2]	12	31	40
Additions to allowances	[2]	99	116	49
Charges utilized / Write-offs	[2]	(73)	(135)	(58)
Balance at end of period	[2]	38	12	31
Income Tax Valuation Allowances
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period		1,347	1,447	1,003
Additions to allowances		283	314	460
Charges utilized / Write-offs		(68)	(414)	(16)
Balance at end of period		$ 1,562	$ 1,347	$ 1,447

[1] Distributor credit allowances relate to price adjustments and other allowances.

[2] Other accounts receivable allowances primarily include sales returns and allowance for doubtful accounts.