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Supplemental Information to Statements of Cash Flows (Narrative) (Details) - USD ($) $ in Millions | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Supplemental Cash Flow [Line Items] |  |
Other property and equipment | $ 2,386 | $ 2,289
Water JV [Member] |  |
Supplemental Cash Flow [Line Items] |  |
Other property and equipment | $ 150 |

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- Definition Amount before accumulated depreciation, depletion and amortization of other physical assets used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 360 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482099/360-10-50-1 + Details
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- Details
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