FAIR VALUE - Narrative (Details)	Mar. 31, 2026 USD ($)	Dec. 31, 2025 USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair Value, option, loans held as assets, aggregate amount in nonaccrual status	$ 0	$ 0
Fair value, option, loans held as assets, 90 days or more past due	0	0
Minimum deposit	$ 194,000,000	$ 212,000,000
Measurement Input, Discount Rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Financing receivable, measurement input	0.0984	0.0786
Minimum \| Measurement Input, Discount Rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Financing receivable, measurement input	0.07
Maximum \| Measurement Input, Discount Rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Financing receivable, measurement input	0.14

Interest-Bearing Deposits in Banks and Other Financial Institutions, Fair Value Of Minimum Deposit Required

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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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This item represents the aggregate fair value of loans held as assets that are 90 days or more past due for which the fair value option has been elected.

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This item represents the aggregate fair value of loans held as assets that are in nonaccrual status for which the fair value option has been elected, if the entity's policy is to recognize interest income separately from other changes in fair value.

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Value of input used to measure real estate owned by financial institution by financial institution which is not directly related to its business.

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