DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES (Balance Sheet Location) (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Derivatives, Fair Value [Line Items]
Fair value, derivative asset	$ 18,002	$ 19,320
Fair value, derivative liability	(6,504)	(7,240)
Other current assets
Derivatives, Fair Value [Line Items]
Fair value, derivative asset	3,167	1,756
Other assets
Derivatives, Fair Value [Line Items]
Fair value, derivative asset	14,835	17,564
Other current liabilities
Derivatives, Fair Value [Line Items]
Fair value, derivative liability	(185)	(835)
Other non-current liabilities
Derivatives, Fair Value [Line Items]
Fair value, derivative liability	(6,319)	(6,405)
Designated as Hedging Instrument | Cash Flow Hedging | Foreign currency exchange contracts | Other current assets
Derivatives, Fair Value [Line Items]
Fair value, derivative asset	2,145	692
Designated as Hedging Instrument | Cash Flow Hedging | Foreign currency exchange contracts | Other assets
Derivatives, Fair Value [Line Items]
Fair value, derivative asset	173	33
Designated as Hedging Instrument | Cash Flow Hedging | Foreign currency exchange contracts | Other current liabilities
Derivatives, Fair Value [Line Items]
Fair value, derivative liability	(12)	(261)
Designated as Hedging Instrument | Cash Flow Hedging | Foreign currency option contracts | Other current assets
Derivatives, Fair Value [Line Items]
Fair value, derivative asset	753	1,064
Designated as Hedging Instrument | Cash Flow Hedging | Foreign currency option contracts | Other assets
Derivatives, Fair Value [Line Items]
Fair value, derivative asset	56	327
Designated as Hedging Instrument | Cash Flow Hedging | Foreign currency option contracts | Other current liabilities
Derivatives, Fair Value [Line Items]
Fair value, derivative liability	(173)	(574)
Designated as Hedging Instrument | Cash Flow Hedging | Foreign currency option contracts | Other non-current liabilities
Derivatives, Fair Value [Line Items]
Fair value, derivative liability	(17)	(426)
Designated as Hedging Instrument | Cash Flow Hedging | Interest rate swaps | Other assets
Derivatives, Fair Value [Line Items]
Fair value, derivative asset	14,606	17,204
Designated as Hedging Instrument | Cash Flow Hedging | Interest rate swaps | Other non-current liabilities
Derivatives, Fair Value [Line Items]
Fair value, derivative liability	(6,302)	(5,979)
Not Designated as Hedging Instrument | Foreign currency exchange contracts | Other current assets
Derivatives, Fair Value [Line Items]
Fair value, derivative asset	$ 269	$ 0