Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenues:
Crude oil, natural gas and NGLs sales	$ 882,378	$ 468,119
Commodity price risk management gain (loss), net	(568,055)	(181,256)
Other income	2,125	(827)
Total revenues	316,448	286,036
Costs, expenses and other:
Lease operating expense	54,156	41,804
Production taxes	62,916	29,492
Transportation, gathering and processing expense	27,971	21,732
Exploration, geologic and geophysical expense	253	354
General and administrative expense	34,107	32,677
Depreciation, depletion and amortization	151,055	146,763
Accretion of asset retirement obligations	2,987	3,128
Impairment of properties and equipment	943	190
Loss (gain) on sale of properties and equipment	(125)	(212)
Other expense	0	48
Total cost, expenses and other	334,263	275,976
Income (loss) from operations	(17,815)	10,060
Interest expense	(12,945)	(19,041)
Income (loss) before income taxes	(30,760)	(8,981)
Income tax (expense) benefit	(1,200)	(55)
Net income (loss)	$ (31,960)	$ (9,036)
Earnings per share:
Basic	$ (0.33)	$ (0.09)
Diluted	$ (0.33)	$ (0.09)
Weighted-average common shares outstanding
Basic	96,279	99,702
Diluted	96,279	99,702
Common Stock, Dividends, Per Share, Declared	$ 0.25