XML 51 R39.htm IDEA: XBRL DOCUMENT v3.20.2
Revenue Recognition - Disaggregated Revenue (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Disaggregation of Revenue [Line Items]        
Total revenues $ 166,352 $ 529,405 $ 554,150 $ 1,105,137
Exploration and Production Revenues        
Disaggregation of Revenue [Line Items]        
Total revenues 121,826 477,804 453,213 1,005,515
Midstream Services        
Disaggregation of Revenue [Line Items]        
Total revenues 81,721 119,445 206,676 226,027
Operating Segments | Exploration and Production Revenues        
Disaggregation of Revenue [Line Items]        
Total revenues 121,826 477,804 453,213 1,005,515
Operating Segments | Exploration and Production Revenues | Crude oil revenues        
Disaggregation of Revenue [Line Items]        
Total revenues 81,059 327,977 293,852 646,098
Operating Segments | Exploration and Production Revenues | Purchased crude oil sales        
Disaggregation of Revenue [Line Items]        
Total revenues 23,519 106,441 109,276 253,577
Operating Segments | Exploration and Production Revenues | Natural gas and NGL revenues        
Disaggregation of Revenue [Line Items]        
Total revenues 12,771 29,027 39,106 79,688
Operating Segments | Exploration and Production Revenues | Purchased natural gas sales        
Disaggregation of Revenue [Line Items]        
Total revenues 4,081 2,920 4,602 4,255
Operating Segments | Exploration and Production Revenues | Other services revenues        
Disaggregation of Revenue [Line Items]        
Total revenues 396 11,439 6,377 21,897
Operating Segments | Midstream Services        
Disaggregation of Revenue [Line Items]        
Total revenues 44,526 51,601 100,937 99,622
Operating Segments | Midstream Services | Purchased crude oil sales        
Disaggregation of Revenue [Line Items]        
Total revenues 9,752 28 9,752 28
Operating Segments | Midstream Services | Crude oil, natural gas and NGL revenues        
Disaggregation of Revenue [Line Items]        
Total revenues 22,898 22,875 49,584 47,538
Operating Segments | Midstream Services | Produced and flowback water revenues        
Disaggregation of Revenue [Line Items]        
Total revenues 7,247 9,473 18,499 18,506
Operating Segments | Midstream Services | Total midstream service revenues        
Disaggregation of Revenue [Line Items]        
Total revenues 30,145 32,348 68,083 66,044
Operating Segments | Midstream Services | Crude oil, natural gas and NGL revenues        
Disaggregation of Revenue [Line Items]        
Total revenues 4,335 17,319 20,608 30,116
Operating Segments | Midstream Services | Freshwater revenues        
Disaggregation of Revenue [Line Items]        
Total revenues 294 1,906 2,494 3,434
Operating Segments | Midstream Services | Total midstream product revenues        
Disaggregation of Revenue [Line Items]        
Total revenues $ 14,381 $ 19,253 $ 32,854 $ 33,578