Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Successor [Member]
Revenues:
Oil and gas sales	$ 42,412
Price-risk management and other, net	10,794
Total Revenues	53,206
Costs and Expenses:
General and administrative, net	9,834
Depreciation, depletion, and amortization	9,715
Accretion of asset retirement obligation	564
Lease operating cost	5,773
Transportation and gas processing	4,385
Severance and other taxes	1,618
Interest expense, net	3,607
Write-down of oil and gas properties	0
(Gain) Loss on Reorganization items, net	0
Total Costs and Expenses, Net of Gains	35,496
Income (Loss) Before Income Taxes	17,710
Provision (Benefit) for Income Taxes	0
Net Income (Loss)	$ 17,710
Per Share Amounts-
Earnings Per Share (Basic)	$ 1.58
Earnings Per Share (Diluted)	$ 1.57
Weighted Average Shares Outstanding - Basic	11,232
Weighted Average Shares Outstanding - Diluted	11,323
Predecessor [Member]
Revenues:
Oil and gas sales		$ 34,367
Price-risk management and other, net		(95)
Total Revenues		34,272
Costs and Expenses:
General and administrative, net		8,118
Depreciation, depletion, and amortization		17,245
Accretion of asset retirement obligation		1,291
Lease operating cost		12,307
Transportation and gas processing		5,055
Severance and other taxes		2,332
Interest expense, net		8,066
Write-down of oil and gas properties		77,732
(Gain) Loss on Reorganization items, net		10,429
Total Costs and Expenses, Net of Gains		142,575
Income (Loss) Before Income Taxes		(108,303)
Provision (Benefit) for Income Taxes		0
Net Income (Loss)		$ (108,303)
Per Share Amounts-
Earnings Per Share (Basic)		$ (2.42)
Earnings Per Share (Diluted)		$ (2.42)
Weighted Average Shares Outstanding - Basic		44,672
Weighted Average Shares Outstanding - Diluted		44,672