FAIR VALUE MEASUREMENTS (Schedule of Estimated Fair Values of Financial Assets and Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Financial assets, Estimated Fair Value
Investment securities held to maturity	$ 6,391	$ 6,806
Fair Value, Inputs, Level 1 [Member] | Carrying Amount [Member]
Financial assets, Estimated Fair Value
Cash and cash equivalents	31,820	75,938
Fair Value, Inputs, Level 1 [Member] | Estimated Fair Value [Member]
Financial assets, Estimated Fair Value
Cash and cash equivalents	31,820	75,938
Fair Value, Inputs, Level 2 [Member] | Carrying Amount [Member]
Financial assets, Estimated Fair Value
Investment securities held to maturity	6,247	6,808
Restricted securities	3,735	1,650
Bank owned life insurance	3,637	3,552
Financial liabilities, Estimated Fair Value
Noninterest-bearing demand	328,322	261,575
Checking plus interest	231,898	203,724
Money market	223,123	181,871
Savings	156,623	90,051
Club	398	393
Certificates of deposit, $100,000 or more	107,343	120,602
Other time	155,074	139,273
Short-term borrowings	21,734	3,203
Fair Value, Inputs, Level 2 [Member] | Estimated Fair Value [Member]
Financial assets, Estimated Fair Value
Investment securities held to maturity	6,391	6,806
Restricted securities	3,735	1,650
Bank owned life insurance	3,637	3,552
Financial liabilities, Estimated Fair Value
Noninterest-bearing demand	328,322	261,575
Checking plus interest	231,898	203,724
Money market	223,123	181,871
Savings	156,623	90,051
Club	398	393
Certificates of deposit, $100,000 or more	105,691	119,914
Other time	151,339	135,940
Short-term borrowings	21,734	3,203
Fair Value, Inputs, Level 3 [Member] | Carrying Amount [Member]
Financial assets, Estimated Fair Value
Loans, net	1,083,733	862,799
Fair Value, Inputs, Level 3 [Member] | Estimated Fair Value [Member]
Financial assets, Estimated Fair Value
Loans, net	$ 1,072,951	$ 867,594