Supplemental Oil and Gas Disclosures - Benchmark Prices Used to Determine Estimated Proved Reserves (Details)	Dec. 31, 2016 $ / MMBTU $ / bbl	Dec. 31, 2015 $ / MMBTU $ / bbl	Dec. 31, 2014 $ / MMBTU $ / bbl
Oil
Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Natural Gas Reserves
Unweighted average resulting price (in dollars per bbl & british thermal units)	42.75
NGL
Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Natural Gas Reserves
Unweighted average resulting price (in dollars per bbl & british thermal units)	15.29
Gas
Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Natural Gas Reserves
Unweighted average resulting price (in dollars per bbl & british thermal units) | $ / MMBTU	2.48
Predecessor | Oil
Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Natural Gas Reserves
Unweighted average resulting price (in dollars per bbl & british thermal units)		50.28	94.99
Predecessor | NGL
Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Natural Gas Reserves
Unweighted average resulting price (in dollars per bbl & british thermal units)		17.44	39.17
Predecessor | Gas
Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Natural Gas Reserves
Unweighted average resulting price (in dollars per bbl & british thermal units) | $ / MMBTU		2.59	4.35