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Commitments, Contingencies, Guarantees and Others - Other Contingencies (Details) - USD ($) $ in Millions	11 Months Ended	12 Months Ended
	Sep. 30, 2024	Dec. 31, 2024
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss		$ 600
FDIC Special Assessment
Loss Contingencies [Line Items]
Operating expenses	$ 289	325
Loss contingency, estimate of possible loss		$ 200

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- Definition

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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- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

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Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.

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