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Property, Plant and Equipment, Net (Narrative) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Property, Plant and Equipment [Line Items] |  |  |
Internal Costs Capitalized | $ 151 | $ 181 |
Impairments | 920 | 450 |
Operating Segments [Member] | Canadian Operations [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Impairments | 871 | 450 | $ 0
Operating Segments [Member] | USA Operations [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Impairments | $ 49 | $ 0 | $ 0

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