REVENUES - Interest Revenue Earned And Interest Expense Paid From Securities Lending (Details) - Securities lending, net - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Interest revenue	$ 604	$ 321	$ 184
Interest expense	(414)	(227)	(105)
Securities lending, net	$ 190	$ 94	$ 79

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 operating interest income, including, but not limited to, amortization and accretion of premiums and discounts on securities.

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