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SUBORDINATED DEBT - Narrative (Details) - USD ($) $ in Millions |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Oct. 01, 2025 | Sep. 30, 2019 | Dec. 31, 2017 | Dec. 31, 2025
Subordinated Notes | Fixed-to-Floating Rate Subordinated Notes |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |
Debt instrument, face amount |  | $ 60.0 | $ 40.0 |
Basis spread on variable rate (as a percent) |  | 3.13% | 3.03% |
Redemption price (as a percent) | 100.00% |  | 100.00% |
Repayments of Debt | $ 30.0 |  |  |
Accrued and unpaid interest amount | $ 1.2 |  |  |
F&M Bancshares. Inc. | Junior Subordinated Debt |  |  |  |
Subordinated Borrowing [Line Items] |  |  |  |
Debentures, period over which company may defer interest payments (in years) |  |  |  | 5 years

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