ACCRUED EXPENSES (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Payables and Accruals [Abstract]
Insurance	$ 56,603	$ 63,061
Interest	21,770	21,536
Accrued compensation and benefits	41,109	34,641
Income, real estate, sales and other taxes	29,814	35,083
Other	34,661	36,400
Total accrued expenses	183,957	190,721
Accrued legal matters	4,200	3,800
Accrued severance charges	$ 2,300	$ 2,900