Derivative Financial Instruments (Schedule Of Derivative Financial Instruments Included In The Consolidated Balance Sheets) (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Derivatives Fair Value [Line Items]
Gross Fair Value	$ 6	$ 193
Amounts Netted	0	0
Net Fair Value	6	193
Short-term Derivative Asset [Member]
Derivatives Fair Value [Line Items]
Gross Fair Value	174	199
Amounts Netted	(31)	(7)
Net Fair Value	143	192
Long-term Derivative Asset [Member]
Derivatives Fair Value [Line Items]
Gross Fair Value	70	2
Amounts Netted	(5)	0
Net Fair Value	65	2
Short-term Derivative Liability [Member]
Derivatives Fair Value [Line Items]
Gross Fair Value	(209)	(8)
Amounts Netted	31	7
Net Fair Value	(178)	(1)
Long-term Derivative Liability [Member]
Derivatives Fair Value [Line Items]
Gross Fair Value	(29)	0
Amounts Netted	5	0
Net Fair Value	$ (24)	$ 0

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 815
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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