ACCRUED EXPENSES (Schedule of Accrued Expenses) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Payables and Accruals [Abstract]
Accrued insurance	$ 74,376	$ 70,217
Accrued interest	21,222	3,930
Accrued compensation and benefits	72,473	77,881
Accrued income, real estate, sales and other taxes	35,749	25,670
Accrued other	72,720	55,707
Total accrued expenses	$ 276,540	$ 233,405