Segment Information - Additional Information (Details) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2026 USD ($)	Jun. 30, 2025 USD ($)	Jun. 30, 2026 USD ($) Segment	Jun. 30, 2025 USD ($) Segment
Segment Reporting Information [Line Items]
Number of reportable segments \| Segment			2	3
Revenues	$ 1,676	$ 1,285	$ 3,577	$ 2,689
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]			srt:ChiefExecutiveOfficerMember, srt:PresidentMember
Other International Countries
Segment Reporting Information [Line Items]
Revenues	$ 227	$ 212	$ 491	$ 442

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

- Definition

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