BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 5) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)	Jun. 30, 2015 USD ($) item	Jun. 30, 2014 USD ($)
Foreign Currency Transaction [Abstract]
Foreign Currency Transaction Gain (Loss), before Tax	$ (40)	$ 26	$ 229	$ 83
TAXES
Gross transportation tax	464	$ 312	$ 799	$ 773
Concentration of Credit Risk | Cash Concentration
Concentration Risk [Line Items]
Number of financial institutions with whom the entity maintains substantially all of its cash | item			2
Cash, insured amount	$ 0		$ 0
Customer one | Concentration of Credit Risk | Revenues
Concentration Risk [Line Items]
Percentage of revenue	8.60%	15.90%	14.50%	16.30%