DERIVATIVES AND HEDGING TRANSACTIONS - Derivative Positions Summary (Details) - USD ($) $ in Millions	Sep. 30, 2019	Dec. 31, 2018
Asset Derivatives
Gross value of derivatives	$ 165.8	$ 72.3
Gross amounts offset in the Consolidated Balance Sheet	(15.7)	(17.7)
Net value of derivatives presented in the Consolidated Balance Sheet	150.1	54.6
Liability Derivatives
Gross value of derivatives	64.3	41.3
Gross amounts offset in the Consolidated Balance Sheet	(15.7)	(17.7)
Net value of derivatives presented in the Consolidated Balance Sheet	48.6	23.6
Cash collateral received	0.0
Cash collateral pledged	0.0
Foreign currency forward contracts.
Liability Derivatives
Notional values	5,865.0	6,226.0
Interest rate swaps
Liability Derivatives
Notional values		400.0
Derivatives designated as hedging instruments \| Foreign currency forward contracts.
Asset Derivatives
Gross value of derivatives	94.1	40.4
Liability Derivatives
Gross value of derivatives	2.5	10.2
Derivatives designated as hedging instruments \| Interest rate swaps
Liability Derivatives
Gross value of derivatives		0.2
Derivatives not designated as hedging instruments \| Foreign currency forward contracts.
Asset Derivatives
Gross value of derivatives	71.7	31.9
Liability Derivatives
Gross value of derivatives	$ 61.8	$ 30.9

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