FAIR VALUE (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Liabilities
Fair value of long-term obligations	$ 1,100,000	$ 1,100,000
Reboul
Liabilities
Fair value of contingent consideration arrangement	0
Assets and liabilities measured at fair value on recurring basis \| Total
Assets
Foreign exchange contracts, assets	259	663
Total assets at fair value	259	663
Liabilities
Foreign exchange contracts, liabilities	331	1,604
Cross currency swap contract, liability	1,040	16,309
Total liabilities at fair value	1,371	17,913
Assets and liabilities measured at fair value on recurring basis \| Level 2
Assets
Foreign exchange contracts, assets	259	663
Total assets at fair value	259	663
Liabilities
Foreign exchange contracts, liabilities	331	1,604
Cross currency swap contract, liability	1,040	16,309
Total liabilities at fair value	$ 1,371	$ 17,913

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount of liability recognized arising from contingent consideration in a business combination.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
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Fair value as of the balance sheet date of all foreign currency derivative liabilities designated as cash flow hedging instruments.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Fair value portion of asset contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward contracts, and swaps.

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Fair value of financial and nonfinancial obligations.

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The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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