DERIVATIVES AND HEDGING TRANSACTIONS - Derivative Positions Summary (Details) - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Asset Derivatives
Gross amounts offset in the Consolidated Balance Sheet	$ (17.7)	$ (17.0)
Net value of derivatives presented in the Consolidated Balance Sheet	54.6	28.8
Liability Derivatives
Gross amounts offset in the Consolidated Balance Sheet	(17.7)	(17.0)
Net value of derivatives presented in the Consolidated Balance Sheet	23.6	140.3
Foreign currency forward contracts.
Liability Derivatives
Notional values	6,226.0	5,593.0
Interest rate swaps
Liability Derivatives
Notional values	400.0	950.0
Derivatives designated as hedging instruments \| Foreign currency forward contracts.
Asset Derivatives
Gross value of derivatives	40.4	19.6
Liability Derivatives
Gross value of derivatives	10.2	125.2
Derivatives designated as hedging instruments \| Interest rate swaps
Liability Derivatives
Gross value of derivatives	0.2	4.2
Derivatives not designated as hedging instruments \| Foreign currency forward contracts.
Asset Derivatives
Gross value of derivatives	31.9	26.2
Liability Derivatives
Gross value of derivatives	30.9	27.9
Derivatives not designated as hedging instruments \| Interest rate swaps
Asset Derivatives
Gross value of derivatives	72.3	45.8
Liability Derivatives
Gross value of derivatives	$ 41.3	$ 157.3

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

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