Quarterly report pursuant to Section 13 or 15(d)

Transactions with Related Parties (Details)

v3.20.2
Transactions with Related Parties (Details) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Related Party Transaction [Line Items]      
Accrued liabilities and other $ 21,823,000   $ 26,513,000
Gateway | Crude Oil Gathering Agreement      
Related Party Transaction [Line Items]      
Costs and expenses, related party 0 $ 600,000  
Gateway | Marketing and gathering agreement      
Related Party Transaction [Line Items]      
Costs and expenses, related party 2,000,000 1,300,000  
Due to related parties 0   0
Accrued liabilities and other 700,000   600,000
Seawolf | Water Purchase Agreement      
Related Party Transaction [Line Items]      
Costs and expenses, related party 1,100,000 $ 200,000  
Accounts payable | Seawolf | Water Purchase Agreement      
Related Party Transaction [Line Items]      
Due to related parties 500,000   200,000
Accrued capital expenditures | Seawolf | Water Purchase Agreement      
Related Party Transaction [Line Items]      
Due to related parties $ 200,000   $ 200,000