Revenue - Schedule of Disaggregation of Revenue by Geographical Area (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Disaggregation of Revenue [Line Items]
Revenue	$ 24,397	$ 17,601	$ 67,170	$ 45,887
U.S.
Disaggregation of Revenue [Line Items]
Revenue	15,136	11,300	41,668	30,604
Europe
Disaggregation of Revenue [Line Items]
Revenue	4,459	3,498	12,219	8,461
China
Disaggregation of Revenue [Line Items]
Revenue	947	560	2,582	1,477
Japan
Disaggregation of Revenue [Line Items]
Revenue	648	555	1,847	1,478
Rest of world
Disaggregation of Revenue [Line Items]
Revenue	$ 3,206	$ 1,688	$ 8,854	$ 3,867

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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+ Details

- 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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+ Details