Derivative Instruments - Not Designated as Hedging Instruments (Details) - Not Designated as Hedging Instruments - USD ($) $ in Millions	Jan. 28, 2018	Oct. 29, 2017	Jan. 29, 2017
Interest rate contracts
Derivatives Not Designated as Hedging Instruments
Notional amounts	$ 2,524.7	$ 2,311.3	$ 1,981.1
Interest rate caps | Purchased
Derivatives Not Designated as Hedging Instruments
Notional amounts	2,197.0	1,594.3	2,127.3
Interest rate caps | Sold
Derivatives Not Designated as Hedging Instruments
Notional amounts	2,197.0	1,594.3	2,127.3
Foreign exchange contracts
Derivatives Not Designated as Hedging Instruments
Notional amounts	1,469.2	1,455.9	1,064.0
Cross-currency interest rate contracts
Derivatives Not Designated as Hedging Instruments
Notional amounts	$ 75.8	$ 65.8	$ 67.7