DERIVATIVES (BALANCE SHEET CLASSIFICATION) (DETAILS) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Fair Value [Member]
Derivatives, Fair Value [Line Items]
Notional Amount	$ 227,800	$ 241,000
Designated as Hedging Instruments [Member] | Foreign Exchange [Member] | Cash Flow [Member]
Derivatives, Fair Value [Line Items]
Total net derivative asset (liability)	(54,039)	(45,722)
Designated as Hedging Instruments [Member] | Foreign Exchange [Member] | Cash Flow [Member] | Prepaids And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Total net derivative asset (liability)	1,178	39
Designated as Hedging Instruments [Member] | Foreign Exchange [Member] | Cash Flow [Member] | Other assets [Member]
Derivatives, Fair Value [Line Items]
Total net derivative asset (liability)		66
Designated as Hedging Instruments [Member] | Foreign Exchange [Member] | Cash Flow [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total net derivative asset (liability)	(23,503)	(20,088)
Designated as Hedging Instruments [Member] | Foreign Exchange [Member] | Cash Flow [Member] | Other long-term liabilities
Derivatives, Fair Value [Line Items]
Total net derivative asset (liability)	(31,714)	(25,739)
Designated as Hedging Instruments [Member] | Interest Rate | Cash Flow [Member]
Derivatives, Fair Value [Line Items]
Total net derivative asset (liability)	(147)	(651)
Designated as Hedging Instruments [Member] | Interest Rate | Cash Flow [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total net derivative asset (liability)	(147)	(549)
Designated as Hedging Instruments [Member] | Interest Rate | Cash Flow [Member] | Other long-term liabilities
Derivatives, Fair Value [Line Items]
Total net derivative asset (liability)		(102)
Not Designated as Hedging Instruments [Member] | Foreign Exchange [Member] | Fair Value [Member]
Derivatives, Fair Value [Line Items]
Total net derivative asset (liability)	740	2,373
Not Designated as Hedging Instruments [Member] | Foreign Exchange [Member] | Fair Value [Member] | Prepaids And Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Total net derivative asset (liability)	1,606	2,489
Not Designated as Hedging Instruments [Member] | Foreign Exchange [Member] | Fair Value [Member] | Other Current Liabilities [Member]
Derivatives, Fair Value [Line Items]
Total net derivative asset (liability)	$ (866)	$ (116)