Revenue - Disaggregation of Revenue by Geographical Area (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Disaggregation of Revenue [Line Items]
Revenue	$ 15,557.7	$ 11,302.8	$ 28,286.2	$ 20,070.8
U.S.
Disaggregation of Revenue [Line Items]
Revenue	10,814.2	7,835.2	19,303.7	13,529.6
Europe
Disaggregation of Revenue [Line Items]
Revenue	2,574.4	1,403.7	4,963.1	2,844.4
Japan
Disaggregation of Revenue [Line Items]
Revenue	521.0	462.7	923.2	826.6
China
Disaggregation of Revenue [Line Items]
Revenue	465.9	395.1	916.7	771.3
Rest of world
Disaggregation of Revenue [Line Items]
Revenue	$ 1,182.1	$ 1,206.1	$ 2,179.5	$ 2,098.9

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