Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Summary (Details)

v3.19.1
Related Party Transactions - Summary (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Quintana Capital Group      
Related Party Transaction [Line Items]      
Accounts payable to affiliates $ 147   $ 0
Operating expenses from affiliates 172 $ 124  
Archer Well Company Inc.      
Related Party Transaction [Line Items]      
Accounts payable to affiliates 26   $ 40
Operating expenses from affiliates $ 4 $ 4