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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Narrative (Details) € in Millions, $ in Millions | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2018 USD ($) | Sep. 30, 2018 EUR (€) | Dec. 31, 2017 USD ($)
Derivative Instruments and Hedging Activities Disclosure [Abstract] |  |  |
Changes due to currency rate movements and expenses expected to occur, maximum term | 13 months |  |
Gain expected to be reclassified as earnings | $ 2.4 |  |
Derivatives designated as hedging instruments | Cross currency swap contracts |  |  |
Derivative Financial Instruments |  |  |
Derivative liability, fair value | 300.0 |  | $ 0.0
Net investment hedges | Derivatives designated as hedging instruments | Foreign currency denominated debt |  |  |
Derivative Financial Instruments |  |  |
Derivative liability, fair value | € |  | € 370.0 |
Net investment hedges | Derivatives designated as hedging instruments | Cross currency swap contracts |  |  |
Derivative Financial Instruments |  |  |
Derivative liability, fair value | $ 300.0 | € 257.2 |
Fair value hedges | Derivatives designated as hedging instruments | Interest rate swap contracts |  |  |
Derivative Financial Instruments |  |  |
Loss on discontinuation of interest rate swap agreements |  |  | $ 0.7

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=112277219&loc=d3e80748-113994 + Details
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- Definition Amount as of the balance sheet date of the unamortized adjustment to the carrying value of an interest-bearing hedged item made under an effective fair value hedge that is amortized upon discontinuation of the fair value hedge. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 35 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=109978511&loc=d3e75592-113984 + Details
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- Definition 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. + References No definition available. + Details
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- Definition Maximum period of time the entity is hedging its exposure to variability in future cash flows for forecasted transactions, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Excludes forecasted transactions related to payment of variable interest on existing financial instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=112277219&loc=d3e80748-113994 + Details
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