CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash Flows from Operating Activities
Net Income (Loss)	$ 7,759	$ 4,664	$ (605)
Items Not Requiring (Providing) Cash
Depreciation, Depletion and Amortization	3,542	3,651	3,400
Impairments	382	376	2,100
Stock-Based Compensation Expenses	133	152	146
Deferred Income Taxes	(61)	(122)	(186)
(Gains) Losses on Asset Dispositions, Net	(74)	(17)	47
Other, Net	0	13	12
Dry Hole Costs	45	71	13
Mark-to-Market Financial Commodity Derivative Contracts
(Gains) Losses, Net	3,982	1,152	(1,145)
Net Cash Received from (Payments for) Settlements of Financial Commodity Derivative Contracts	(3,501)	(638)	1,071
Other, Net	45	7	1
Changes in Components of Working Capital and Other Assets and Liabilities
Accounts Receivable	(347)	(821)	467
Inventories	(534)	(13)	123
Accounts Payable	90	456	(795)
Accrued Taxes Payable	(113)	312	(49)
Other Assets	(364)	(136)	325
Other Liabilities	(266)	(116)	8
Changes in Components of Working Capital Associated with Investing Activities	375	(200)	75
Net Cash Provided by Operating Activities	11,093	8,791	5,008
Investing Cash Flows
Additions to Oil and Gas Properties	(4,619)	(3,638)	(3,244)
Additions to Other Property, Plant and Equipment	(381)	(212)	(221)
Proceeds from Sales of Assets	349	231	192
Other Investing Activities	(30)	0	0
Changes in Components of Working Capital Associated with Investing Activities	(375)	200	(75)
Net Cash Used in Investing Activities	(5,056)	(3,419)	(3,348)
Financing Cash Flows
Long-Term Debt Borrowings	0	0	1,484
Long-Term Debt Repayments	0	(750)	(1,000)
Dividends Paid	(5,148)	(2,684)	(821)
Treasury Stock Purchased	(118)	(41)	(16)
Proceeds from Stock Options Exercised and Employee Stock Purchase Plan	28	19	16
Debt Issuance Costs	0	0	(3)
Repayment of Finance Lease Liabilities	(35)	(37)	(19)
Net Cash Used in Financing Activities	(5,273)	(3,493)	(359)
Effect of Exchange Rate Changes on Cash	(1)	1	0
Increase in Cash and Cash Equivalents	763	1,880	1,301
Cash and Cash Equivalents at Beginning of Year	5,209	3,329	2,028
Cash and Cash Equivalents at End of Year	$ 5,972	$ 5,209	$ 3,329