Derivative Instruments - Not Designated as Hedging Instruments (Details) - Not Designated as Hedging Instruments - USD ($) $ in Millions	Jul. 28, 2019	Oct. 28, 2018	Jul. 29, 2018
Interest rate contracts
Derivatives Not Designated as Hedging Instruments
Notional amounts	$ 1,963.0	$ 1,899.6	$ 1,766.2
Interest rate caps | Sold
Derivatives Not Designated as Hedging Instruments
Notional amounts	1,813.8	1,519.1	1,715.2
Interest rate caps | Purchased
Derivatives Not Designated as Hedging Instruments
Notional amounts	1,813.8	1,519.1	1,715.2
Foreign exchange contracts
Derivatives Not Designated as Hedging Instruments
Notional amounts	1,034.2	1,564.3	2,144.1
Cross-currency interest rate contracts
Derivatives Not Designated as Hedging Instruments
Notional amounts	$ 81.9	$ 71.8	$ 86.1