Fresh-Start Accounting - Oil and Natural Gas Properties (Details) - USD ($) $ in Thousands |
Dec. 31, 2018 |
Dec. 31, 2017 |
Feb. 28, 2017 |
---|---|---|---|
Components of Oil and Natural Gas Properties | |||
Proved properties | $ 1,073,959 | $ 825,416 | $ 712,400 |
Unproved properties | 388,034 | 517,037 | 531,200 |
Total proved and unproved properties | 1,461,993 | 1,342,453 | 1,243,600 |
Less accumulated depletion and amortization | (123,217) | (54,785) | 0 |
Total oil and natural gas properties, net | $ 1,338,776 | $ 1,287,668 | 1,243,600 |
Predecessor | |||
Components of Oil and Natural Gas Properties | |||
Proved properties | 4,266,843 | ||
Unproved properties | 764,655 | ||
Total proved and unproved properties | 5,031,498 | ||
Less accumulated depletion and amortization | (2,814,999) | ||
Total oil and natural gas properties, net | $ 2,216,499 |