Segment Information - Schedule of revenues by geographic area (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Total revenues	$ 18,481	$ 18,707	$ 18,800
North America
Segment Reporting Information [Line Items]
Total revenues	18,481	18,596	18,221
International
Segment Reporting Information [Line Items]
Total revenues	$ 0	$ 111	$ 579

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details