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ACCUMULATED OTHER COMPREHENSIVE INCOME (Schedule of Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Balances $ 154,299 $ 146,967 $ 140,469
Other comprehensive income (90) (922) (387)
Balances 163,736 154,299 146,967
Reclassification out of Accumulated Other Comprehensive Income [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Realized gain on sale of investment securities (5) (30)  
Reclass of stranded tax effects from change in tax rate 2 12  
Accumulated Other Comprehensive Income (Loss) [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Balances (993) (71) 316
Other comprehensive income (87) (904)  
Reclass of stranded tax effects from change in tax rate (226)    
Balances (1,309) (993) (71)
Accumulated Other Comprehensive Income (Loss) [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Realized gain on sale of investment securities (3) (18)  
Reclass of stranded tax effects from change in tax rate (226)    
Accumulated Net Unrealized Investment Gain (Loss) [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Balances (931) 8  
Other comprehensive income (105) (921)  
Balances (1,255) (931) 8
Accumulated Net Unrealized Investment Gain (Loss) [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Realized gain on sale of investment securities (3) (18)  
Reclass of stranded tax effects from change in tax rate (216)    
Accumulated Net Unrealized Investment Gain Loss On Securities Available For Sale To Held To Maturity [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Balances (62) (79)  
Other comprehensive income 18 17  
Balances (54) $ (62) $ (79)
Accumulated Net Unrealized Investment Gain Loss On Securities Available For Sale To Held To Maturity [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Reclass of stranded tax effects from change in tax rate $ (10)