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Exit Activities and Asset Sales (Schedule of Retention Benefit Liability Roll Forward) (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Restructuring Reserve [Roll Forward] |  |
Other current liabilities | $ 209 | $ 149
Retention Benefits |  |
Restructuring Reserve [Roll Forward] |  |
Retention benefit liability at beginning of period | 16 | 21
Costs deferred as a regulatory asset | 8 | 16
Costs paid or settled | (10) | (21)
Retention benefit liability at the end of the period | 14 | 16
Other current liabilities | $ 14 | $ 7

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