Derivative Instruments - Not Designated as Hedging Instruments (Details) - Not Designated as Hedging Instruments - USD ($) $ in Millions	Jul. 29, 2018	Oct. 29, 2017	Jul. 30, 2017
Interest rate contracts
Derivatives Not Designated as Hedging Instruments
Notional amounts	$ 1,766.2	$ 2,311.3	$ 2,219.5
Interest rate caps | Purchased
Derivatives Not Designated as Hedging Instruments
Notional amounts	1,715.2	1,594.3	1,790.6
Interest rate caps | Sold
Derivatives Not Designated as Hedging Instruments
Notional amounts	1,715.2	1,594.3	1,790.6
Foreign exchange contracts
Derivatives Not Designated as Hedging Instruments
Notional amounts	2,144.1	1,455.9	1,614.9
Cross-currency interest rate contracts
Derivatives Not Designated as Hedging Instruments
Notional amounts	$ 86.1	$ 65.8	$ 79.7