Derivative Financial Instruments and Hedging Activities - Schedule of Cash Flow Hedge Notional Amounts (Details) - USD ($) $ in Millions	Mar. 31, 2019	Jan. 22, 2019	Dec. 31, 2018
Derivative [Line Items]
Foreign exchange contracts	$ 12,039.9		$ 10,735.4
Designated as Hedging Instrument | Interest rate swaps
Derivative [Line Items]
Foreign exchange contracts		$ 1,000.0
Fixed Rates		2.56%
Designated as Hedging Instrument | Interest Rate Swap 2
Derivative [Line Items]
Foreign exchange contracts		$ 500.0
Fixed Rates		2.56%
Designated as Hedging Instrument | Interest Rate Swap 3
Derivative [Line Items]
Foreign exchange contracts		$ 500.0
Fixed Rates		2.55%