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BORROWED FUNDS Narrative (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Unsecured Federal Funds Master Purchase Agreement with First National Bankers Bank	$ 17.8	$ 17.8
FHLB
Debt Instrument [Line Items]
FHLB available borrowing capacity	50.9	45.7
Letter of credit outstanding	20.0
Asset Pledged as Collateral | Deposits
Debt Instrument [Line Items]
Custodial letter of credit	$ 20.0	$ 25.0

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