Supplemental Information About Oil & Natural Gas Producing Activities (Unaudited) - Narrative (Details) - Oil, Natural Gas, and Natural Gas Liquids - MBoe MBoe in Thousands |
3 Months Ended | 9 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|---|
Dec. 31, 2016 |
Oct. 10, 2016 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Successor | |||||
| Reserve Quantities [Line Items] | |||||
| Proved reserves, net period increase (decrease), percent | 104.00% | ||||
| Proved reserves | 82,959 | 40,730 | 82,959 | ||
| Purchases of reserves in place | 28,801 | ||||
| Extensions | 10,324 | ||||
| Improved results | 3,908 | ||||
| Production | 805 | ||||
| Predecessor | |||||
| Reserve Quantities [Line Items] | |||||
| Proved reserves, net period increase (decrease), percent | 25.00% | 25.00% | |||
| Proved reserves | 32,457 | 25,970 | |||
| Purchases of reserves in place | 2,200 | 1,275 | |||
| Extensions | 7,692 | 12,864 | 21,012 | ||
| Production | 2,280 | ||||
| Revisions of previous estimates | 660 | (4,981) | 265 | ||
| Revisions of previous estimates, increase (decrease) in commodity prices | (6,794) | ||||
| Divestitures of reserves in place | 13,706 | ||||