BASIS OF PRESENTATION AND ORGANIZATION (Details) - USD ($) $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Jan. 01, 2017 |
|
| Organization Consolidation And Presentation Of Financial Statements Abstract | ||||
| CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption | $ 5,112 | |||
| Error Corrections and Prior Period Adjustments Restatement [Line Items] | ||||
| Operating Costs and Expenses | $ 1,099,278 | $ 443,512 | $ 323,270 | |