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Segments - Summary of Geographic Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 31,949	$ 30,828	$ 27,746
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	17,458	17,464	15,700
United Kingdom
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	4,393	4,084	3,618
All other countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenue	$ 10,098	$ 9,280	$ 8,428

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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