Stockholders' Equity, Comprehensive Income and Share-Based Compensation (Details 1) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 27, 2014	Jul. 28, 2013	Jul. 27, 2014	Jul. 28, 2013
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance			$ (38)
Other comprehensive income (loss) before reclassifications			10
Amounts reclassified out of AOCI			(14)
Other comprehensive income (loss), net of tax	(1)	(7)	(4)	0
Ending balance	(42)		(42)
Unrealized Gain on Investments, Net [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance			25
Other comprehensive income (loss) before reclassifications			8
Amounts reclassified out of AOCI			(9)
Other comprehensive income (loss), net of tax			(1)
Ending balance	24		24
Unrealized Gain on Derivative Instruments Qualifying as Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance			2
Other comprehensive income (loss) before reclassifications			3
Amounts reclassified out of AOCI			(5)
Other comprehensive income (loss), net of tax			(2)
Ending balance	0		0
Defined and Postretirement Benefit Plans [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance			(72)
Other comprehensive income (loss) before reclassifications			0
Amounts reclassified out of AOCI			0
Other comprehensive income (loss), net of tax			0
Ending balance	(72)		(72)
Cumulative Translation Adjustments [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Beginning balance			7
Other comprehensive income (loss) before reclassifications			(1)
Amounts reclassified out of AOCI			0
Other comprehensive income (loss), net of tax			(1)
Ending balance	$ 6		$ 6