FAIR VALUE, Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Securities available for sale [Abstract]
Securities available for sale	$ 278,466	$ 288,607
Carrying Value [Member]
Securities available for sale [Abstract]
Securities available for sale	278,466	288,607
Fair Value [Member]
Securities available for sale [Abstract]
Securities available for sale	278,466	288,607
Fair Value [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Fair Value [Member] | Significant Other Observable Inputs (Level 2) [Member]
Securities available for sale [Abstract]
Securities available for sale	278,466	288,607
Fair Value [Member] | Significant Unobservable Inputs (Level 3) [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
U. S. Sponsored Agency MBS - Residential [Member]
Securities available for sale [Abstract]
Securities available for sale	196,590	174,177
U. S. Sponsored Agency CMO's - Residential [Member]
Securities available for sale [Abstract]
Securities available for sale	51,108	73,267
Total Mortgage-Backed Securities of Government Sponsored Agencies [Member]
Securities available for sale [Abstract]
Securities available for sale	247,698	247,444
U.S. Government Sponsored Agency Securities [Member]
Securities available for sale [Abstract]
Securities available for sale	19,134	24,501
Obligations of States and Political Subdivisions [Member]
Securities available for sale [Abstract]
Securities available for sale	11,634	16,662
Recurring [Member] | Carrying Value [Member]
Securities available for sale [Abstract]
Securities available for sale	278,466	288,607
Recurring [Member] | Fair Value [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Fair Value [Member] | Significant Other Observable Inputs (Level 2) [Member]
Securities available for sale [Abstract]
Securities available for sale	278,466	288,607
Recurring [Member] | Fair Value [Member] | Significant Unobservable Inputs (Level 3) [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | U. S. Sponsored Agency MBS - Residential [Member] | Carrying Value [Member]
Securities available for sale [Abstract]
Securities available for sale	196,590	174,177
Recurring [Member] | U. S. Sponsored Agency MBS - Residential [Member] | Fair Value [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | U. S. Sponsored Agency MBS - Residential [Member] | Fair Value [Member] | Significant Other Observable Inputs (Level 2) [Member]
Securities available for sale [Abstract]
Securities available for sale	196,590	174,177
Recurring [Member] | U. S. Sponsored Agency MBS - Residential [Member] | Fair Value [Member] | Significant Unobservable Inputs (Level 3) [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | U. S. Sponsored Agency CMO's - Residential [Member] | Carrying Value [Member]
Securities available for sale [Abstract]
Securities available for sale	51,108	73,267
Recurring [Member] | U. S. Sponsored Agency CMO's - Residential [Member] | Fair Value [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | U. S. Sponsored Agency CMO's - Residential [Member] | Fair Value [Member] | Significant Other Observable Inputs (Level 2) [Member]
Securities available for sale [Abstract]
Securities available for sale	51,108	73,267
Recurring [Member] | U. S. Sponsored Agency CMO's - Residential [Member] | Fair Value [Member] | Significant Unobservable Inputs (Level 3) [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Total Mortgage-Backed Securities of Government Sponsored Agencies [Member] | Carrying Value [Member]
Securities available for sale [Abstract]
Securities available for sale	247,698	247,444
Recurring [Member] | Total Mortgage-Backed Securities of Government Sponsored Agencies [Member] | Fair Value [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Total Mortgage-Backed Securities of Government Sponsored Agencies [Member] | Fair Value [Member] | Significant Other Observable Inputs (Level 2) [Member]
Securities available for sale [Abstract]
Securities available for sale	247,698	247,444
Recurring [Member] | Total Mortgage-Backed Securities of Government Sponsored Agencies [Member] | Fair Value [Member] | Significant Unobservable Inputs (Level 3) [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | U.S. Government Sponsored Agency Securities [Member] | Carrying Value [Member]
Securities available for sale [Abstract]
Securities available for sale	19,134	24,501
Recurring [Member] | U.S. Government Sponsored Agency Securities [Member] | Fair Value [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | U.S. Government Sponsored Agency Securities [Member] | Fair Value [Member] | Significant Other Observable Inputs (Level 2) [Member]
Securities available for sale [Abstract]
Securities available for sale	19,134	24,501
Recurring [Member] | U.S. Government Sponsored Agency Securities [Member] | Fair Value [Member] | Significant Unobservable Inputs (Level 3) [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Obligations of States and Political Subdivisions [Member] | Carrying Value [Member]
Securities available for sale [Abstract]
Securities available for sale	11,634	16,662
Recurring [Member] | Obligations of States and Political Subdivisions [Member] | Fair Value [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Securities available for sale [Abstract]
Securities available for sale	0	0
Recurring [Member] | Obligations of States and Political Subdivisions [Member] | Fair Value [Member] | Significant Other Observable Inputs (Level 2) [Member]
Securities available for sale [Abstract]
Securities available for sale	11,634	16,662
Recurring [Member] | Obligations of States and Political Subdivisions [Member] | Fair Value [Member] | Significant Unobservable Inputs (Level 3) [Member]
Securities available for sale [Abstract]
Securities available for sale	$ 0	$ 0