Summary of Significant Accounting Policies - Concentrations of Risk and Revenue Recognition (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 28, 2017	Oct. 29, 2016	Oct. 31, 2015
Accounting Policies [Abstract]
Percentage of revenue to individual customer	14.00%	12.00%	13.00%
Deferred income on shipments to distributors, gross	$ 589.5	$ 432.3
Deferred income on shipments to distributors, cost of sales	$ 115.5	$ 80.8
Standard product warranty term	12 months