RESTRUCTURING, ACQUISITION, INTERGRATION, AND OTHER EXPENSES, NET (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Restructuring and Related Activities [Abstract]
Restructuring expense	$ 1,956	$ 3,884	$ 3,835	$ 7,090
Acquisition and integration expense	68	263	71	280
Total restructuring, acquisition, integration, and other expenses, net	$ 2,024	$ 4,147	$ 3,906	$ 7,370