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Derivative Financial Instruments (Schedule Of Derivative Financial Instruments Included In The Consolidated Balance Sheets) (Details) - USD ($) $ in Millions | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Derivatives Fair Value [Line Items] |  |
Gross Fair Value | $ 165 | $ 199
Amounts Netted | 0 | 0
Net Fair Value | 165 | 199
Short-term Derivative Asset [Member] |  |
Derivatives Fair Value [Line Items] |  |
Gross Fair Value | 153 | 213
Amounts Netted | (12) | (5)
Net Fair Value | 141 | 208
Long-term Derivative Asset [Member] |  |
Derivatives Fair Value [Line Items] |  |
Gross Fair Value | 32 | 0
Amounts Netted | (5) | 0
Net Fair Value | 27 | 0
Short-term Derivative Liability [Member] |  |
Derivatives Fair Value [Line Items] |  |
Gross Fair Value | (14) | (7)
Amounts Netted | 12 | 5
Net Fair Value | (2) | (2)
Long-term Derivative Liability [Member] |  |
Derivatives Fair Value [Line Items] |  |
Gross Fair Value | (6) | (7)
Amounts Netted | 5 | 0
Net Fair Value | $ (1) | $ (7)

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- Definition Fair value of the assets less the liabilities of a derivative or group of derivatives. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-10 + Details
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