RESTRUCTURING CHARGES (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended		7 Months Ended
	Jun. 30, 2018	Mar. 31, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018
Restructuring costs
Employee compensation costs	$ 5,814		$ 3,441	$ 14,593	$ 3,441
Other exit costs				238
Total restructuring costs	$ 5,814	$ 9,017	$ 3,441	$ 14,831	$ 3,441	$ 24,400