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BORROWINGS (Details)
9 Months Ended
Sep. 30, 2019
USD ($)
item
Dec. 31, 2018
USD ($)
BORROWINGS    
Borrowings $ 70,079,000 $ 57,536,000
Collateral Pledged    
BORROWINGS    
Amortized cost estimated fair value 26,179,000  
Federal Home Loan Bank borrowings    
BORROWINGS    
Borrowings $ 69,676,000 57,056,000
Federal Home Loan Bank Borrowing Weighted Average Interest Rate 1.65%  
Federal Home Loan Bank borrowings | Mortgage related and municipal securities | Collateral Pledged    
BORROWINGS    
Available for sale equity securities $ 25,835,000  
Amortized cost estimated fair value 26,179,000  
Federal Home Loan Bank borrowings | FHLB stock    
BORROWINGS    
Stock owned and pledged as collateral 4,924,000  
Federal Home Loan Bank borrowings | One to four family residential real estate    
BORROWINGS    
Loans pledged as collateral $ 62,581,000  
Correspondent bank line of credit    
BORROWINGS    
Number of banking borrowing relationships | item 1  
Correspondent bank line of credit | LIBOR    
BORROWINGS    
Variable rate basis LIBOR  
Variable rate (as a percent) 2.00%  
Correspondent bank line of credit | LIBOR | Minimum    
BORROWINGS    
Floor rate (as a percent) 3.00%  
Correspondent bank line of credit | LIBOR | Maximum    
BORROWINGS    
Floor rate (as a percent) 22.00%  
USDA Rural Development note    
BORROWINGS    
Borrowings $ 403,000 $ 480,000
Interest rate on note (as a percent) 1.00%  
USDA Rural Development note | First Rural Relending    
BORROWINGS    
Demand deposit account pledged as collateral $ 456,000  
Revolving Credit Facility    
BORROWINGS    
Line of Credit 0  
Maximum borrowing capacity $ 15,000,000  
Revolving Credit Facility | LIBOR    
BORROWINGS    
LIBOR rate at point of time 2.09%