Restructuring Charges and Asset Impairments (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jan. 27, 2013
Restructuring Cost and Reserve [Line Items]
Beginning Balance	$ 133
Provision for restructuring reserves	2
Consumption of reserves	62
Ending Balance	73
2012 Global Restructuring Plan [Member] | Severance and Other Employee-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	106
Provision for restructuring reserves	0
Consumption of reserves	(52)
Ending Balance	54
2012 EES Restructuring Plan [Member] | Severance and Other Employee-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	16
Provision for restructuring reserves	0
Consumption of reserves	(6)
Ending Balance	10
2012 EES Restructuring Plan [Member] | Contract Cancellation and Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	1
Provision for restructuring reserves	0
Consumption of reserves	0
Ending Balance	1
Others [Member] | Severance and Other Employee-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	5
Provision for restructuring reserves	2
Consumption of reserves	(4)
Ending Balance	3
Others [Member] | Contract Cancellation and Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	5
Provision for restructuring reserves	0
Consumption of reserves	0
Ending Balance	$ 5