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Income And Other Taxes (Schedule Of Income Taxes Paid) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income and Other Taxes [Line Items]
U.S. Federal	$ 944
U.S. State	170
U.S.	1,114
Non-U.S.	10,449
Total income taxes paid	11,563	$ 13,293	$ 15,473
Canada
Income and Other Taxes [Line Items]
Non-U.S.	1,207
Guyana
Income and Other Taxes [Line Items]
Non-U.S.	1,100
United Arab Emirates
Income and Other Taxes [Line Items]
Non-U.S.	5,000
All Other Countries
Income and Other Taxes [Line Items]
Non-U.S.	$ 3,142