Industry Segment Operations (Reconciliations of Total Segment) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Jul. 31, 2016	Jul. 26, 2015	Jul. 31, 2016	Jul. 26, 2015
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Unallocated net sales	$ 2,821	$ 2,490	$ 7,528	$ 7,291
Unallocated cost of products sold and expenses	(1,629)	(1,472)	(4,416)	(4,298)
Share-based compensation	(48)	(46)	(150)	(141)
Gain (loss) on derivatives associated with terminated business combination	0	(3)	0	89
Income from operations	596	396	1,375	1,270
Corporate and Other [Member]
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Unallocated net sales	65	24	132	105
Unallocated cost of products sold and expenses	(170)	(186)	(378)	(458)
Share-based compensation	(48)	(46)	(150)	(141)
Certain items associated with terminated business combination	0	(1)	0	(50)
Gain (loss) on derivatives associated with terminated business combination	0	(3)	0	89
Income from operations	$ (153)	$ (212)	$ (396)	$ (455)

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section S99
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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The net result for the period of deducting operating expenses from operating revenues.

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Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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