Restructuring Charges and Asset Impairments (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 28, 2012	Oct. 30, 2011	Oct. 31, 2010
Restructuring Cost and Reserve [Line Items]
Asset impairment charges	$ 0	$ 30	$ 9
Restructuring charges and asset impairments	168	(30)	246
2012 Global Restructuring Plan [Member] | Severance and other employee-related costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	106	0	0
2012 EES Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	48
2012 EES Restructuring Plan [Member] | Severance and other employee-related costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	27	0	0
2012 EES Restructuring Plan [Member] | Contract cancellation and other costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1	0	0
2012 EES Restructuring Plan [Member] | Asset impairments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	20	0	0
2010 EES Restructuring Plan [Member] | Severance and other employee-related costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0	(36)	45
2010 EES Restructuring Plan [Member] | Asset impairments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0	0	108
2010 Global Restructuring Plan [Member] | Severance and other employee-related costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0	(19)	84
Others [Member] | Severance and other employee-related costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 14	$ (5)	$ 0