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Derivative Financial Instruments (Schedule Of Derivative Financial Instruments Included In The Consolidated Balance Sheets) (Details) - USD ($) $ in Millions | 9 Months Ended |
--- | --- | ---
Sep. 30, 2023 | Dec. 31, 2022
Derivatives Fair Value [Line Items] |  |
Gross Fair Value | $ 117 | $ 128
Amounts Netted |  |
Net Fair Value | 117 | 128
Short-term Derivative Asset [Member] |  |
Derivatives Fair Value [Line Items] |  |
Gross Fair Value | 47 | 138
Amounts Netted | (13) | (19)
Net Fair Value | $ 34 | 119
Balance Sheet Classification | Other current assets |
Long-term Derivative Asset [Member] |  |
Derivatives Fair Value [Line Items] |  |
Gross Fair Value | $ 10 | 12
Amounts Netted | (6) |
Net Fair Value | $ 4 | 12
Balance Sheet Classification | Other long-term assets |
Short-term Derivative Liability [Member] |  |
Derivatives Fair Value [Line Items] |  |
Gross Fair Value | $ (152) | (22)
Amounts Netted | 13 | 19
Net Fair Value | $ (139) | (3)
Balance Sheet Classification | Other current liabilities |
Long-term Derivative Liability [Member] |  |
Derivatives Fair Value [Line Items] |  |
Gross Fair Value | $ (22) |
Amounts Netted | 6 |
Net Fair Value | $ (16) |
Balance Sheet Classification | Other long-term liabilities |

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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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