ACCRUED EXPENSES (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Payables and Accruals [Abstract]
Insurance	$ 63,061	$ 55,899
Interest	21,536	20,500
Accrued compensation and benefits	34,641	35,646
Income, real estate, sales and other taxes	35,083	37,095
Other	36,400	44,520
Total accrued expenses	190,721	193,660
Accrued legal matters	3,800	3,000
Accrued severance charges	$ 2,900	$ 1,100