Quarterly report pursuant to Section 13 or 15(d)

DERIVATIVES (Summary of the Carrying Value of the Company's Hedged Assets in Fair Value Hedges) (Details)

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DERIVATIVES (Summary of the Carrying Value of the Company's Hedged Assets in Fair Value Hedges) (Details) - USD ($)
$ in Thousands
 9 Months Ended 12 Months Ended
Sep. 30, 2019
Dec. 31, 2018
Derivative [Line Items]    
Carrying Amount of Hedged Asset/(Liabilities) $ 50,000  
Portfolio, last-of-layer, amortized cost 213,000 $ 224,000
Loans    
Derivative [Line Items]    
Carrying Amount of Hedged Asset/(Liabilities) 84,175 87,596
Cumulative Amount of Basis Adjustments Included in the Carrying Amount of the Hedged Assets/(Liabilities) 3,285 (1,572)
Fair Value Hedges    
Derivative [Line Items]    
Fair value of aggregate notional amount of the hedged items, unrealized loss 3,300 1,600
Available-for-sale Securities    
Derivative [Line Items]    
Carrying Amount of Hedged Asset/(Liabilities) 213,177 224,241
Cumulative Amount of Basis Adjustments Included in the Carrying Amount of the Hedged Assets/(Liabilities) 5,236 1,399
Fair value of aggregate notional amount of the hedged items, unrealized loss 5,200 1,400
Available-for-sale Securities | Fair Value Hedges    
Derivative [Line Items]    
Fair value of aggregate notional amount of the hedged items, unrealized loss $ 5,200 $ 1,400