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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
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Fixed interest rate related to the interest rate derivative.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

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Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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FINANCIAL INSTRUMENTS AND DERIVATIVES - ADDITIONAL INFORMATION (Details) $ in Millions	3 Months Ended
	Mar. 31, 2018 USD ($)	Mar. 31, 2018 JPY (¥)	Jan. 02, 2018 EUR (€)	Dec. 31, 2017 USD ($)	Mar. 31, 2017 USD ($)
Designated as Hedging Instrument
Derivative [Line Items]
Aggregate Notional Amount	$ 934.6
Not Designated as Hedging Instrument
Derivative [Line Items]
Aggregate Notional Amount	364.4
Cross currency basis swaps \| Designated as Hedging Instrument
Derivative [Line Items]
Unrealized gain (loss) on derivatives before tax	(11.3)
Foreign exchange forward contracts \| Not Designated as Hedging Instrument
Derivative [Line Items]
Aggregate Notional Amount	364.4
Cash Flow Hedging \| Designated as Hedging Instrument
Derivative [Line Items]
Aggregate Notional Amount	467.3
Cash Flow Hedging \| Interest rate swaps \| Designated as Hedging Instrument
Derivative [Line Items]
Aggregate Notional Amount	$ 118.2
Net Investment Hedging \| Cross currency basis swaps \| Designated as Hedging Instrument
Derivative [Line Items]
Aggregate Notional Amount					$ 302.6
Net Investment Hedging \| Interest rate swaps \| Designated as Hedging Instrument
Derivative [Line Items]
Aggregate Notional Amount \| €			€ 245,600,000
Term Loan Agreement
Derivative [Line Items]
Aggregate Notional Amount \| ¥		¥ 12,600,000,000
Term Loan Agreement \| Cash Flow Hedging \| Interest rate swaps
Derivative [Line Items]
Derivative, fixed interest rate	0.90%	0.90%
Derivative, contract term (in years)	5 years
Fixed Rate Senior Notes \| Fixed Rate Senior Notes Due August 2021
Derivative [Line Items]
Long-term debt				$ 295.7
Long-term debt, percentage bearing fixed interest			1.70%	4.10%