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OTHER ACCRUED LIABILITIES (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Payables and Accruals [Abstract]    
Personnel accruals $ 52,610 $ 45,934
Insurance accruals 12,394 14,289
Property, sales and other non-income related taxes 4,582 8,593
Accrued commission 2,458 3,299
Accrued interest 2,053 5,015
Other 7,602 9,376
Total $ 81,699 $ 86,506