FAIR VALUE - Schedule of Fair Value Option (Details) - Residential Mortgate Loans Held-for-Sale - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Fair Value, Option, Quantitative Disclosures [Line Items]
Loans held for sale	$ 106	$ 55
Unpaid Principal Balance	106	54
Difference	$ 0	$ 1

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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