Derivative Instruments and Hedging Activities (Derivatives in Statements of Operations) (Details) - USD ($) $ in Millions	3 Months Ended
Jan. 27, 2019	Jan. 28, 2018
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion - gain (loss) recognized in AOCI	$ (16)	$ (18)
Effective portion - gain or (loss) reclassified from AOCI into income	7	6
Ineffective portion and amount excluded from effectiveness testing - gain or (loss) recognized in income	4	0
Foreign exchange contracts
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion - gain (loss) recognized in AOCI	(16)	(18)
Effective portion - gain or (loss) reclassified from AOCI into income	0	0
Ineffective portion and amount excluded from effectiveness testing - gain or (loss) recognized in income	0	0
Foreign exchange contracts \| Cost of products sold
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion - gain (loss) recognized in AOCI	0	0
Effective portion - gain or (loss) reclassified from AOCI into income	12	8
Ineffective portion and amount excluded from effectiveness testing - gain or (loss) recognized in income	5	2
Foreign exchange contracts \| General and administrative
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion - gain (loss) recognized in AOCI	0	0
Effective portion - gain or (loss) reclassified from AOCI into income	(5)	(1)
Ineffective portion and amount excluded from effectiveness testing - gain or (loss) recognized in income	(1)	(2)
Interest rate contracts \| Interest expense
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion - gain (loss) recognized in AOCI	0	0
Effective portion - gain or (loss) reclassified from AOCI into income	0	(1)
Ineffective portion and amount excluded from effectiveness testing - gain or (loss) recognized in income	$ 0	$ 0

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- Definition

The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4D
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624177-113959

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- Definition

The portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 220
-SubTopic 10
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