Consolidated Statements of Income and Comprehensive Income - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Operating Revenues and Other
Total	$ 3,983	$ 3,694
Operating Expenses
Lease and Well	318	270
Transportation Costs	228	202
Gathering and Processing Costs	144	139
Exploration Costs	45	33
Dry Hole Costs	3	11
Impairments	55	44
Marketing Costs	1,283	838
Depreciation, Depletion and Amortization	847	900
General and Administrative	124	110
Taxes Other Than Income	390	215
Total	3,437	2,762
Operating Income	546	932
Other Expense, Net	(1)	(4)
Income Before Interest Expense and Income Taxes	545	928
Interest Expense
Interest Expense, Net	48	47
Income Before Income Taxes	497	881
Income Tax Provision	107	204
Net Income	$ 390	$ 677
Net Income Per Share
Basic	$ 0.67	$ 1.17
Diluted	$ 0.67	$ 1.16
Average Number of Common Shares
Basic	582	580
Diluted	586	583
Other Comprehensive Loss
Foreign Currency Translation Adjustments	$ (1)	$ (2)
Other, Net of Tax	0	0
Other Comprehensive Loss	(1)	(2)
Comprehensive Income	389	675
Crude Oil and Condensate
Operating Revenues and Other
Revenues	3,889	2,251
Natural Gas Liquids
Operating Revenues and Other
Revenues	681	314
Natural Gas
Operating Revenues and Other
Revenues	716	625
Losses on Mark-to-Market Financial Commodity Derivative Contracts
Operating Revenues and Other
Revenues	(2,820)	(367)
Gathering, Processing and Marketing
Operating Revenues and Other
Revenues	1,469	848
Gains (Losses) on Asset Dispositions, Net
Operating Revenues and Other
Revenues	25	(6)
Other, Net
Operating Revenues and Other
Revenues	$ 23	$ 29