Derivative Instruments - Offsetting of Derivative Assets and Liabilities in the Condensed Consolidated Balance Sheet (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Derivative assets
Gross amounts of recognized assets	$ 153	$ 26
Gross amounts offset in the condensed consolidated balance sheet	(17)	(14)
Net amounts of assets presented in the condensed consolidated balance sheet	136	12
Gross amounts of financial instruments not offset in the condensed consolidated balance sheet	4	0
Net amount	140	12
Derivative liabilities
Gross amounts of recognized liabilities	29	35
Gross amounts offset in the condensed consolidated balance sheet	(17)	(14)
Derivative Liability, Subject to Master Netting Arrangement, after Offset	12	21
Gross amounts of financial instruments not offset in the condensed consolidated balance sheet	0	0
Net amount	$ 12	$ 21

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