Derivative Financial Instruments and Risk Management- Summary of Cumulative Basis Adjustments for Fair Value Hedges (Details) - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025
Derivatives Fair Value
Carrying Value of the Hedged Liabilities	$ 6,582	$ 6,115
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Value of the Hedged Liabilities	(67)	(34)
Long-term debt due within one year
Derivatives Fair Value
Carrying Value of the Hedged Liabilities	1,103	602
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Value of the Hedged Liabilities	4	3
Long-term debt due after one year
Derivatives Fair Value
Carrying Value of the Hedged Liabilities	5,479	5,513
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Value of the Hedged Liabilities	$ (71)	$ (37)

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of liability hedged in fair value hedging relationship.

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Amount of cumulative increase (decrease) in fair value of hedged liability in fair value hedge, attributable to hedged risk. Excludes cumulative basis adjustment related to foreign exchange risk.

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