Fair Value Measurements (Details Textual) (USD $)	3 Months Ended		9 Months Ended
	Jul. 29, 2012	Jul. 31, 2011	Jul. 29, 2012	Jul. 31, 2011	Oct. 30, 2011
Fair Value Measurements (Textual) [Abstract]
Maturity period for classification as short-term investment	12 months or less		12 months or less
Maturity period for classification as long-term investment	more than 12 months		more than 12 months
Fair value of Level 1 and Level 2 transfers amount	$ 0	$ 0	$ 0	$ 0
Equity investments in privately-held companies	72,000,000		72,000,000		62,000,000
Investments accounted for under cost method of accounting	55,000,000		55,000,000		40,000,000
Fair value of Level 3 to Level 1 transfers amount			5,000,000
Impairment charges			3,000,000
Long-term debt at carrying value	1,900,000,000		1,900,000,000
Estimated fair value of long-term debt	2,300,000,000		2,300,000,000
Fair Value, Measurements, Nonrecurring [Member] | Level 3 [Member]
Fair Value Measurements (Textual) [Abstract]
Equity investments in privately-held companies measured at fair value on a non-recurring basis	$ 17,000,000		$ 17,000,000		$ 22,000,000