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DERIVATIVES (Textual) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Derivative [Line Items]    
Maximum period for which derivative contracts cover currency and commodity exposures (in years) 2 years  
Hedge ineffectiveness was immaterial Hedge ineffectiveness was immaterial for each of the three years in the period ended December 31, 2018.  
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimate of Time to Transfer 12 months  
Foreign exchange contracts    
Derivative [Line Items]    
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net $ 173  
Designated as Hedging Instruments | Foreign exchange contracts    
Derivative [Line Items]    
Notional amount of derivative instruments 45,909 $ 35,489
Designated as Hedging Instruments | Interest Rate Swap [Member]    
Derivative [Line Items]    
Notional amount of derivative instruments 125,000  
Not designated as hedging instruments | Foreign exchange contracts    
Derivative [Line Items]    
Notional amount of derivative instruments $ 328,534 $ 340,884
Minimum    
Derivative [Line Items]    
Debt Instrument, Basis Spread on Variable Rate 0.50%  
Maximum    
Derivative [Line Items]    
Debt Instrument, Basis Spread on Variable Rate 1.80%