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Commitments and Contingencies (Details)
bbl in Millions
12 Months Ended
Mar. 23, 2017
USD ($)
Dec. 31, 2018
USD ($)
bbl
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Mar. 01, 2019
USD ($)
bbl
Loss Contingencies [Line Items]          
Rental expense   $ 5,900,000 $ 1,800,000 $ 0  
Mirada Litigation          
Loss Contingencies [Line Items]          
Damages sought $ 100,000,000        
Water Volume Commitment Agreements          
Loss Contingencies [Line Items]          
Additional volumes of produced water under agreement | bbl   15.1      
Purchase costs incurred   $ 4,700,000 $ 2,100,000 $ 6,700,000  
Term of contractual arrangements   10 years      
Water Volume Commitment Agreements | Subsequent Event          
Loss Contingencies [Line Items]          
Additional volumes of produced water under agreement | bbl         9.0
Unrecorded commitments         $ 5,200,000