RESTRUCTURING, INTEGRATION, AND OTHER EXPENSES, NET (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Restructuring and Related Activities [Abstract]
Restructuring expense	$ 2,254	$ 3,463
Integration expense	362	220
Change in fair value of contingent consideration	51	21
Total restructuring, integration, and other expense, net	$ 2,667	$ 3,704