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JOINT VENTURE EQUITY INTEREST (Details)
$ in Thousands
1 Months Ended 7 Months Ended 12 Months Ended
Dec. 31, 2018
USD ($)
Bcf / d
Dec. 31, 2016
USD ($)
Dec. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Schedule of Equity Method Investments [Line Items]          
Cash consideration o acquire equity method investment   $ 0   $ 91,100 $ 0
Joint venture equity interest $ 91,100     $ 91,100 $ 0
Gulf Coast Express Pipeline LLC          
Schedule of Equity Method Investments [Line Items]          
Ownership percentage 15.00%     15.00%  
Cash consideration o acquire equity method investment $ 91,100        
Joint venture equity interest $ 5,800     $ 5,800  
Gulf Coast Express Pipeline LLC | Subsequent Event | Scenario, Forecast          
Schedule of Equity Method Investments [Line Items]          
Cash consideration o acquire equity method investment     $ 175,300    
Waha Area, Pecos County, Texas To Agua Dulce Hub Near the Texas Gulf Coast | Gulf Coast Express Pipeline LLC          
Schedule of Equity Method Investments [Line Items]          
Natural Gas Production Capacity | Bcf / d 2.0        
Gulf Coast Express Pipeline LLC          
Schedule of Equity Method Investments [Line Items]          
Membership voting percentage required for approval       50.00%