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SECURITIES SOLD UNDER AGREEMENTS TO REPURCHASE AND OTHER DEBT - Narrative (Details) - USD ($)
6 Months Ended
Jun. 30, 2020
Dec. 31, 2019
Line of Credit Facility [Line Items]    
Securities sold under agreements to repurchase $ 17,414,000 $ 11,100,000
Long-term line of credit 2,000,000  
Revolving Credit Facility    
Line of Credit Facility [Line Items]    
Line of credit facility, current borrowing capacity 25,000,000  
Long-term line of credit $ 2,000,000  
Floor | Revolving Credit Facility    
Line of Credit Facility [Line Items]    
Spread on variable rate 3.50%  
Prime Rate | Revolving Credit Facility    
Line of Credit Facility [Line Items]    
Spread on variable rate 3.25%