Restructuring Charges and Asset Impairments (Details Textuals) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended			7 Months Ended	0 Months Ended		3 Months Ended		6 Months Ended			0 Months Ended	6 Months Ended	0 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended	12 Months Ended	0 Months Ended		3 Months Ended		6 Months Ended			0 Months Ended	3 Months Ended	6 Months Ended	0 Months Ended	12 Months Ended	0 Months Ended		3 Months Ended	6 Months Ended
	Apr. 28, 2013	Apr. 29, 2012	Apr. 28, 2013	Apr. 29, 2012	Oct. 28, 2012	Apr. 28, 2013 2012 Global Restructuring Plan [Member]	Oct. 03, 2012 2012 Global Restructuring Plan [Member] Minimum [Member] positions	Oct. 03, 2012 2012 Global Restructuring Plan [Member] Maximum [Member] positions	Apr. 28, 2013 2012 Global Restructuring Plan [Member] Severance and other employee-related costs [Member]		Apr. 28, 2013 2012 Global Restructuring Plan [Member] Severance and other employee-related costs [Member]		Oct. 28, 2012 2012 Global Restructuring Plan [Member] Severance and other employee-related costs [Member]	Oct. 03, 2012 2012 Global Restructuring Plan [Member] Severance and other employee-related costs [Member] Minimum [Member]	Apr. 28, 2013 2012 Global Restructuring Plan [Member] Severance and other employee-related costs [Member] Minimum [Member]	Oct. 03, 2012 2012 Global Restructuring Plan [Member] Severance and other employee-related costs [Member] Maximum [Member]	Apr. 28, 2013 2012 Global Restructuring Plan [Member] Severance and other employee-related costs [Member] Maximum [Member]	Apr. 28, 2013 2012 EES Restructuring Plan [Member]	Apr. 28, 2013 2012 EES Restructuring Plan [Member] positions	Apr. 28, 2013 2012 EES Restructuring Plan [Member]	May 10, 2012 2012 EES Restructuring Plan [Member] Minimum [Member]	May 10, 2012 2012 EES Restructuring Plan [Member] Maximum [Member] positions	Apr. 28, 2013 2012 EES Restructuring Plan [Member] Severance and other employee-related costs [Member]		Apr. 28, 2013 2012 EES Restructuring Plan [Member] Severance and other employee-related costs [Member]		Oct. 28, 2012 2012 EES Restructuring Plan [Member] Severance and other employee-related costs [Member]	May 10, 2012 2012 EES Restructuring Plan [Member] Severance and other employee-related costs [Member] Maximum [Member]	Apr. 28, 2013 2012 EES Restructuring Plan [Member] Asset Impairments [Member]	Apr. 28, 2013 2012 EES Restructuring Plan [Member] Asset Impairments [Member]	May 10, 2012 2012 EES Restructuring Plan [Member] Asset Impairments [Member] Maximum [Member]	Apr. 28, 2013 2012 EES Restructuring Plan [Member] Inventory-related charges [Member]	May 10, 2012 2012 EES Restructuring Plan [Member] Inventory-related charges [Member] Maximum [Member]	May 10, 2012 2012 EES Restructuring Plan [Member] Lease termination and other obligations [Member] Maximum [Member]	Apr. 28, 2013 Others [Member] Severance and other employee-related costs [Member]	Apr. 28, 2013 Others [Member] Severance and other employee-related costs [Member]	Oct. 28, 2012 Others [Member] Severance and other employee-related costs [Member]
Restructuring and Asset Impairments (Textuals) [Abstract]
Reduction in Global Workforce (in positions)							900	1,300											150			250
Reduction in Global Workforce in percent							6.00%	9.00%
Expected restructuring charges														$ 180	$ 120	$ 230	$ 160				$ 70	$ 100						$ 40			$ 30		$ 15	$ 15
Restructuring charges and asset impairments	10	0	19	0					4	[1]	8	[1]						6	9				2	[2]	2	[2]			2	5					0	2
Costs incurred to date						114														70												13
Term of restructuring plan (in months)																					12 months	18 months
Restructuring reserve	$ 25		$ 25		$ 133				$ 11		$ 11		$ 106										$ 5		$ 5		$ 16								$ 2	$ 2	$ 5

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

[2] Includes post-retirement benefit expense which was recorded in accumulated other comprehensive loss.