Supplemental Information (Equity Method Investments) (Details) - LACC, LLC $ in Millions	9 Months Ended
Sep. 30, 2024 USD ($)
Schedule of Equity Method Investments [Line Items]
Ownership interest (percent)	50.00%
Equity Method Investments Activity [Roll Forward]
Investment, Beginning Balance	$ 1,047
Cash contributions	22
Depreciation and amortization	(38)
Investment, Ending Balance	$ 1,031

Fair value of investment in security owned.

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+ Details