CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Financial Designation, Predecessor and Successor [Fixed List]	Successor	Predecessor
Oil, natural gas and natural gas liquids sales:
Total oil, natural gas and natural gas liquids sales	$ 47,024	$ 51,923
Other	375	(7)
Total operating revenues	47,399	51,916
Production:
Lease operating	12,489	14,186
Workover and other	1,323	2,646
Taxes other than income	2,915	2,893
Gathering and other	10,547	14,869
Restructuring	418	11,271
General and administrative	3,856	4,608
Depletion, depreciation and accretion	18,030	29,975
Full cost ceiling impairment		275,239
(Gain) loss on sale of Water Assets		885
Total operating expenses	49,578	356,572
Income (loss) from operations	(2,179)	(304,656)
Other income (expenses):
Net gain (loss) on derivative contracts	118,299	(64,799)
Interest expense and other	(1,629)	(12,589)
Total other income (expenses)	116,670	(77,388)
Income (loss) before income taxes	114,491	(382,044)
Income tax benefit (provision)		45,485
Net income (loss)	$ 114,491	$ (336,559)
Net income (loss) per share of common stock:
Basic (in dollars per share)	$ 7.07	$ (2.12)
Diluted (in dollars per share)	$ 7.07	$ (2.12)
Weighted average common shares outstanding:
Basic (in shares)	16,204	158,549
Diluted (in shares)	16,204	158,549
Total oil, natural gas and natural gas liquids sales
Oil, natural gas and natural gas liquids sales:
Total oil, natural gas and natural gas liquids sales	$ 47,024	$ 51,923
Oil
Oil, natural gas and natural gas liquids sales:
Total oil, natural gas and natural gas liquids sales	41,917	45,517
Natural gas
Oil, natural gas and natural gas liquids sales:
Total oil, natural gas and natural gas liquids sales	354	1,461
Natural gas liquids
Oil, natural gas and natural gas liquids sales:
Total oil, natural gas and natural gas liquids sales	$ 4,753	$ 4,945