Stockholders' Equity, Comprehensive Income and Share-Based Compensation - Changes in Components of AOCI (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Aug. 01, 2021	Jul. 26, 2020	Aug. 01, 2021	Jul. 26, 2020
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning Balance	$ 11,993	$ 9,024	$ 10,578	$ 8,214
Other comprehensive income (loss) before reclassifications			7	(90)
Amounts reclassified out of AOCI			0	(7)
Other comprehensive income (loss), net of tax	(2)	38	7	(97)
Ending Balance	12,060	9,569	12,060	9,569
Unrealized Gain (Loss) on Investments, Net
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning Balance			20	11
Other comprehensive income (loss) before reclassifications			(7)	19
Amounts reclassified out of AOCI			(4)	(6)
Other comprehensive income (loss), net of tax			(11)	13
Ending Balance	9	24	9	24
Unrealized Gain (Loss) on Derivative Instruments Qualifying as Cash Flow Hedges
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning Balance			(133)	(16)
Other comprehensive income (loss) before reclassifications			14	(109)
Amounts reclassified out of AOCI			4	(1)
Other comprehensive income (loss), net of tax			18	(110)
Ending Balance	(115)	(126)	(115)	(126)
Defined and Postretirement Benefit Plans
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning Balance			(199)	(188)
Other comprehensive income (loss) before reclassifications			0	0
Amounts reclassified out of AOCI			0	0
Other comprehensive income (loss), net of tax			0	0
Ending Balance	(199)	(188)	(199)	(188)
Cumulative Translation Adjustments
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning Balance			13	13
Other comprehensive income (loss) before reclassifications			0	0
Amounts reclassified out of AOCI			0	0
Other comprehensive income (loss), net of tax			0	0
Ending Balance	13	13	13	13
AOCI Attributable to Parent
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning Balance	(290)	(315)	(299)	(180)
Other comprehensive income (loss), net of tax	(2)	38	7	(97)
Ending Balance	$ (292)	$ (277)	$ (292)	$ (277)

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent.

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Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

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