Segment Reporting and Information about Geographic Areas - Schedule of Revenues by Geographic Area (Detail) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 19,335	$ 21,301
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	10,333	9,762
China
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	4,303	4,592
Other international
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 4,699	$ 6,947

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