DERIVATIVES (Summary of the Carrying Value of the Company's Hedged Assets in Fair Value Hedges) (Details) $ in Thousands	Dec. 31, 2018 USD ($)
Derivative [Line Items]
Carrying Amount of Hedged Asset Amount	$ 50,000
Cumulative Amount of Basis Adjustments Included in the Carrying Amount of the Hedged Asset	1,400
Portfolio, last-of-layer, amortized cost	224,000
Available-for-sale Securities
Derivative [Line Items]
Carrying Amount of Hedged Asset Amount	224,241
Cumulative Amount of Basis Adjustments Included in the Carrying Amount of the Hedged Asset	1,399
Loans
Derivative [Line Items]
Carrying Amount of Hedged Asset Amount	87,596
Cumulative Amount of Basis Adjustments Included in the Carrying Amount of the Hedged Asset	$ (1,572)