COMMITMENTS AND CONTINGENCIES (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Jun. 30, 2014 USD ($) customer	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)
Product Performance
Reversals	$ (4,089)		$ (4,089)
Phase II environmental site assessment
Environmental
Balance as of beginning of year		$ 57	76
Reductions			(12)
Balance as of end of period		57	64
Product performance liability
Product Performance
Balance as of beginning of year		189	4,141
Additions		156	535
Reversals			(4,089)
Reductions		(326)	(245)
Foreign exchange impact		(5)	(36)
Balance as of end of period		$ 14	$ 306
Number of customers comprising majority of loss contingency claim | customer	1