GOODWILL (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2015	Dec. 31, 2014
Change in goodwill
Beginning balance	$ 18,303	$ 20,233
Acquisition adjustments		(1,223)
Effect of foreign currency translation	(398)	(707)
Ending balance	$ 17,905	$ 18,303