Asset Retirement Obligations (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | 12 Months Ended | |
|---|---|---|---|---|
Dec. 31, 2016 |
Oct. 10, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Successor | ||||
| Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] | ||||
| Asset retirement obligations, beginning of period | $ 4,989 | |||
| Liabilities incurred | 187 | |||
| Liabilities acquired | 2,002 | |||
| Liabilities settled | (1) | |||
| Accretion expense | 49 | |||
| Revision of estimated liabilities | 0 | |||
| Asset retirement obligations, end of period | 7,226 | $ 4,989 | ||
| Predecessor | ||||
| Asset Retirement Obligation, Roll Forward Analysis [Roll Forward] | ||||
| Asset retirement obligations, beginning of period | $ 2,652 | 2,288 | $ 1,824 | |
| Liabilities incurred | 174 | 133 | ||
| Liabilities acquired | 66 | 178 | ||
| Liabilities settled | (42) | 0 | ||
| Accretion expense | 134 | 139 | $ 156 | |
| Revision of estimated liabilities | 32 | 14 | ||
| Asset retirement obligations, end of period | $ 2,652 | $ 2,288 | $ 1,824 | |