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Debt and Other Obligations (Components of Interest Expense and Amortization of Deferred Financing Costs) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Debt and Other Obligations [Abstract]
Interest Expense, Debt, Excluding Amortization	$ 244	$ 234	$ 715	$ 684
Amortization of deferred financing costs and adjustments on long-term debt, net	8	8	24	24
Capitalized interest	(5)	(6)	(13)	(16)
Interest expense and amortization of deferred financing costs, net	$ 247	$ 236	$ 726	$ 692

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Debt and Other Obligations [Abstract}

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Amount of amortization expense attributable to debt issuance costs.

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Amount of interest capitalized during the period.

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

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