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Significant Accounting Policies and Recent Accounting Developments - Emission Allowances (Details) - USD ($) $ in Millions	12 Months Ended
	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

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No definition available.

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- References

No definition available.

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