Quarterly report pursuant to Section 13 or 15(d)

DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Details 4)

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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Details 4) - USD ($)
$ in Thousands
Sep. 30, 2018
Dec. 31, 2017
Sep. 30, 2017
Assets      
Derivative Financial Instruments $ 32  
Liabilities      
Derivative Financial Instruments (41) $ 70  
Fair Value, Measurements, Recurring [Member]      
Assets      
Derivative Financial Instruments 32   $ 0
Liabilities      
Derivative Financial Instruments (41)   (153)
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member]      
Assets      
Derivative Financial Instruments 0   0
Liabilities      
Derivative Financial Instruments 0   0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member]      
Assets      
Derivative Financial Instruments 32   0
Liabilities      
Derivative Financial Instruments (41)   (153)
Fair value of derivatives, net 9    
Obligation to return cash 9    
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member]      
Assets      
Derivative Financial Instruments 0   0
Liabilities      
Derivative Financial Instruments $ 0   $ 0