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Segments - Schedule of Geographic Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 10,258	$ 9,036	$ 28,921	$ 25,363
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	5,736	5,210	16,431	14,302
United Kingdom
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	1,446	1,257	4,066	3,537
All other countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 3,076	$ 2,569	$ 8,424	$ 7,524

X

- Definition

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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