Fair Value Measurements (Details Textual) (USD $)	3 Months Ended		9 Months Ended						3 Months Ended		9 Months Ended
	Jul. 28, 2013	Jul. 29, 2012	Jul. 28, 2013	Jul. 29, 2012	Jul. 28, 2013 Carrying Amount [Member]	Oct. 28, 2012 Carrying Amount [Member]	Jul. 28, 2013 Portion at Cost [Member]	Oct. 28, 2012 Portion at Cost [Member]	Jul. 28, 2013 Equity Investments In Privately Held Companies [Member]	Jul. 29, 2012 Equity Investments In Privately Held Companies [Member]	Jul. 28, 2013 Equity Investments In Privately Held Companies [Member]	Jul. 29, 2012 Equity Investments In Privately Held Companies [Member]	Jul. 28, 2013 Level 2 [Member] Estimated Fair Value [Member]	Oct. 28, 2012 Level 2 [Member] Estimated Fair Value [Member]	Jul. 28, 2013 Fair Value, Measurements, Nonrecurring [Member] Level 3 [Member] Portion at Fair Value Measurement [Member]	Oct. 28, 2012 Fair Value, Measurements, Nonrecurring [Member] Level 3 [Member] Portion at Fair Value Measurement [Member]
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Fair value of level one and level two transfers amount	$ 0	$ 0	$ 0	$ 0
Equity investments in privately-held companies measured on non-recurring basis					71,000,000	70,000,000	61,000,000	57,000,000							10,000,000	13,000,000
Investment impairments									3,000,000	0	5,000,000	3,000,000
Long-term debt					$ 1,900,000,000	$ 1,900,000,000							$ 2,100,000,000	$ 2,300,000,000