NONINTEREST INCOME - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2025	Dec. 31, 2023
Wealth fees
Disaggregation of Revenue [Line Items]
Trailing commission income	$ 16	$ 15

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