Restructuring Charges And Asset Impairments (Details 1) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 29, 2012	Jul. 31, 2011	Jul. 29, 2012	Jul. 31, 2011
Restructuring Cost and Reserve [Line Items]
Restructuring Charges Incurred	$ 44	$ 3	$ 44	$ (30)
Silicon Systems Group [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges Incurred	1		1
Applied Global Services [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges Incurred	11		11
Energy and Environmental Solutions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges Incurred	$ 32		$ 32