Income Taxes (Narrative) (Details) $ in Millions	3 Months Ended
	Jan. 28, 2017 USD ($)
Current Income Tax Expense (Benefit), Continuing Operations
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	35.00%
Income Tax Contingency
Unrecognized Tax Benefits	$ 193.3
Amount of unrecognized tax benefits that could affect the effect tax rate	144.2
Minimum [Member]
Income Tax Contingency
Decrease in Unrecognized Tax Benefits is Reasonably Possible	0.0
Maximum [Member]
Income Tax Contingency
Decrease in Unrecognized Tax Benefits is Reasonably Possible	$ 2.0