Retirement Plans and Post-Retirement Benefits - Obligations Less Than Fair Value of Plan Assets (Details) - USD ($) $ in Millions	Oct. 29, 2017	Oct. 30, 2016
Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligations	$ 807	$ 1
Accumulated benefit obligations	805	1
Fair value of plan assets	823	2
Other Postretirement Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligations	0	0
Accumulated benefit obligations	65	63
Fair value of plan assets	$ 83	$ 78