Summary of Significant Accounting Policies (Details) - Successor [Member] - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Property and Equipment
Proved oil and gas properties	$ 512,290	$ 480,499
Unproved oil and gas properties	34,345	33,354
Furniture, fixtures, and other equipment	3,082	3,221
Less - Accumulated depreciation, depletion, and amortization	(179,551)	(169,879)
Net Furniture, Fixtures and other equipment	370,166	347,195
Accounts Payable and Accrued Liabilities
Trade accounts payable	16,469	10,563
Accrued operating expenses	2,604	2,990
Accrued payroll costs	2,105	4,730
Asset retirement obligation - current portion	9,039	9,965
Accrued non-income based taxes	3,787	3,937
Accrued price risk liabilities	6,796	17,632
Accrued corporate and legal fees	3,410	3,075
Other payables	3,345	3,365
Total accounts payable and accrued liabilities	$ 47,555	$ 56,257