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SUBORDINATED DEBT - Narrative (Details) - USD ($)
$ in Millions
1 Months Ended 12 Months Ended
Dec. 15, 2022
Sep. 30, 2019
Dec. 31, 2017
Dec. 31, 2022
Jan. 01, 2015
Subordinated Notes | Fixed-to-Floating Rate Subordinated Notes          
Subordinated Borrowing [Line Items]          
Debt instrument, face amount   $ 60.0 $ 40.0    
Issuance price   100.00% 100.00%    
Proceeds from issuance of debt   $ 58.6 $ 39.4    
Fixed interest rate   4.70%      
Redemption price   100.00% 100.00%    
Subordinated Notes | Fixed-to-Floating Rate Subordinated Notes | LIBOR          
Subordinated Borrowing [Line Items]          
Basis spread on variable rate 3.03% 3.13%      
F&M Bancshares. Inc. | Junior Subordinated Debt          
Subordinated Borrowing [Line Items]          
Debt instrument, face amount       $ 11.3  
Debt instrument, carrying value       $ 9.9  
Debt instrument, unamortized discount         $ 2.5
Debentures, period over which company may defer interest payments       5 years