COMMITMENTS AND CONTINGENCIES (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Phase II environmental site assessment
Environmental liability
Balance as of beginning of period	$ 105	$ 350
Reductions	(29)	(148)
Balance as of end of period	76	202
Product performance liability
Product performance liability
Balance as of beginning of period	3,959	4,762
Additions	15	109
Reductions		(982)
Foreign exchange impact	(56)	90
Balance as of end of period	$ 3,918	$ 3,979
Number of customers comprising majority of loss contingency claim	1