Consolidated Condensed Statements of Comprehensive Income (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
Apr. 26, 2015	Apr. 27, 2014	Apr. 26, 2015	Apr. 27, 2014
Statement of Comprehensive Income [Abstract]
Net income	$ 364us-gaap_NetIncomeLoss	$ 262us-gaap_NetIncomeLoss	$ 712us-gaap_NetIncomeLoss	$ 515us-gaap_NetIncomeLoss
Other comprehensive income (loss), net of tax:
Change in unrealized net gain on investments	(3)	3	(4)	0
Change in unrealized net gain on derivative investments	(1)	(1)	0	(2)
Change in defined and postretirement benefit plans	(43)	0	(43)	0
Change in cumulative translation adjustments	(1)	1	(2)	(1)
Other comprehensive income (loss), net of tax	(48)	3	(49)	(3)
Comprehensive income	$ 316us-gaap_ComprehensiveIncomeNetOfTax	$ 265us-gaap_ComprehensiveIncomeNetOfTax	$ 663us-gaap_ComprehensiveIncomeNetOfTax	$ 512us-gaap_ComprehensiveIncomeNetOfTax

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity.

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