UNAUDITED CONDENSED STATEMENTS OF CONSOLIDATED OPERATIONS - USD ($) shares in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Revenues:
Total revenues	$ 58,136,000	$ 65,155,000
Costs and expenses:
Lease operating expense	35,723,000	28,910,000
Exploration	16,000	15,000
Taxes other than income	3,986,000	4,409,000
Depreciation, depletion and amortization	15,556,000	11,166,000
Impairment expense	455,031,000	0
General and administrative expense	8,353,000	9,308,000
Accretion of asset retirement obligations	1,513,000	1,311,000
(Gain) loss on commodity derivative instruments	(107,713,000)	32,487,000
Other, net	0	143,000
Total costs and expenses	417,518,000	92,406,000
Operating loss	(359,382,000)	(27,251,000)
Other income (expense):
Interest expense, net	(7,647,000)	(4,089,000)
Other income (expense)	16,000	0
Total other income (expense)	(7,631,000)	(4,089,000)
Loss before reorganization items, net and income taxes	(367,013,000)	(31,340,000)
Reorganization items, net	(186,000)	(187,000)
Income tax benefit (expense)	0	50,000
Net loss	(367,199,000)	(31,477,000)
Net (income) loss allocated to participating restricted stockholders	0	0
Net loss attributable to common stockholders	$ (367,199,000)	$ (31,477,000)
Earnings per share: (See Note 10)
Basic and diluted earnings per share	$ (9.77)	$ (1.42)
Weighted average common shares outstanding:
Basic and diluted	37,568	22,179
Oil and Natural Gas Sales [Member]
Revenues:
Total revenues	$ 57,787,000	$ 65,067,000
Other Revenues [Member]
Revenues:
Total revenues	349,000	88,000
Gathering, Processing and Transportation [Member]
Costs and expenses:
Gathering, processing and transportation	$ 5,053,000	$ 4,657,000