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Significant Accounting Policies and Recent Accounting Developments - Emission Allowances (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Accounting Policies [Abstract] |  |  |
Sales of excess emission allowances | $ 10 | $ 11 | $ 12

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- Definition Sales of Excess Emission Allowances + References No definition available. + Details
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- References No definition available. + Details
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