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Consolidated Condensed Statements of Cash Flows - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
CASH FLOW FROM OPERATING ACTIVITIES    
Net income $ 945 $ 888
Adjustments to reconcile net income to net cash provided by operating activities:    
Discontinued operations, net 0 (182)
Depreciation, depletion and amortization of assets 1,917 1,693
Deferred income tax benefit (129) (91)
Other noncash charges to income 267 138
Changes in operating assets and liabilities:    
Increase in trade receivables (85) (76)
Increase in inventories (49) (110)
(Increase) decrease in other current assets (52) 6
Decrease in accounts payable and accrued liabilities (686) (454)
Increase in current domestic and foreign income taxes 20 195
Net cash provided by operating activities 2,148 2,007
CASH FLOW FROM INVESTING ACTIVITIES    
Capital expenditures (1,908) (1,783)
Change in capital accrual 5 51
Purchases of assets, businesses and equity investments, net (52) (142)
Proceeds from sales of assets and equity investments, net 1,306 98
Equity investments and other, net (82) (34)
Net cash used by investing activities (731) (1,810)
CASH FLOW FROM FINANCING ACTIVITIES    
Payments of long-term debt, net (518) 0
Proceeds from issuance of common stock 25 88
Cash dividends paid on common and preferred stock (380) (332)
Contributions from noncontrolling interest 63 57
Other financing, net (122) (141)
Net cash used by financing activities (932) (328)
Increase (decrease) in cash, cash equivalents, restricted cash and restricted cash equivalents 485 (131)
Cash, cash equivalents, restricted cash and restricted cash equivalents — beginning of period 2,157 1,464
Cash, cash equivalents, restricted cash and restricted cash equivalents — end of period $ 2,642 $ 1,333