Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenue and Other Operating Income (Loss):
Gain (Loss) on Commodity Derivative Instruments	$ 542,472	$ (652,643)	$ 1,304,639	$ (2,379,036)
Other Revenue and Operating Income	30,812	23,103	52,170	45,933
Total Revenue and Other Operating Income (Loss)	839,700	420,418	2,115,676	(492,680)
Operating Expense
Lease Operating Expense	13,092	14,282	29,566	29,680
Production, Ad Valorem and Other Fees	5,419	9,958	15,060	19,885
Depreciation, Depletion and Amortization	103,682	116,180	208,904	234,803
Purchased Gas Costs	8,794	46,041	43,140	90,858
Selling, General, and Administrative Costs	30,017	30,454	66,593	62,014
Other Operating Expense	21,031	20,539	36,169	32,709
Total Operating Expense	271,634	330,523	592,231	652,993
Other Expense
Other Expense	2,510	5,179	3,679	4,441
Gain on Asset Sales and Abandonments, net	(105,986)	(6,240)	(115,468)	(19,634)
Loss on Debt Extinguishment	0	12,981	0	12,981
Interest Expense	34,820	31,051	70,556	58,121
Total Other (Income) Expense	(68,656)	42,971	(41,233)	55,909
Total Costs and Expenses	202,978	373,494	550,998	708,902
Income (Loss) Before Income Tax	636,722	46,924	1,564,678	(1,201,582)
Income Tax Expense (Benefit)	161,767	13,567	379,328	(311,997)
Net Income (Loss)	$ 474,955	$ 33,357	$ 1,185,350	$ (889,585)
Earnings (Loss) per Share
Basic (in usd per share)	$ 2.89	$ 0.17	$ 7.13	$ (4.52)
Diluted (in usd per share)	2.47	0.15	6.09	(4.52)
Dividends Declared (in usd per share)	$ 0	$ 0	$ 0	$ 0
Natural Gas, NGLs and Oil Revenue
Revenue and Other Operating Income (Loss):
Revenues	$ 257,061	$ 1,003,406	$ 712,700	$ 1,748,030
Purchased Gas Revenue
Revenue and Other Operating Income (Loss):
Revenues	9,355	46,552	46,167	92,393
Transportation, Gathering and Compression
Operating Expense
Cost of Goods Sold	87,872	88,357	185,968	176,644
Exploration and Production Related Other Costs
Operating Expense
Cost of Goods Sold	$ 1,727	$ 4,712	$ 6,831	$ 6,400