Restructuring Charges and Asset Impairments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jan. 27, 2013		Jan. 29, 2012
Restructuring Cost and Reserve [Line Items]
Restructuring charges and asset impairments	$ 9		$ 0
2012 Global Restructuring Plan [Member] | Severance and other employee-related costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges and asset impairments	4	[1]
2012 EES Restructuring Plan [Member] | Asset impairments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges and asset impairments	3
Others [Member] | Severance and other employee-related costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges and asset impairments	$ 2

[1] Consisted primarily of share-based compensation expense which was recorded in additional paid-in capital.