DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Nonhedging Designation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Derivatives not designated as hedging instruments | Foreign currency exchange contracts | Other expense, net
Net losses on derivative instruments
Amount of gain recognized in income on derivatives	$ 2,503	$ 1,424