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Debt And Related Expenses (Schedule of Net Financing Cost Components) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Debt Disclosure [Abstract]
Interest based on debt outstanding	$ 127	$ 87
Interest income	(10)	(13)
Other	6	2
Total net financing costs	$ 123	$ 76

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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