Annual report pursuant to Section 13 and 15(d)

LOANS, Allowance for Loan Losses and Recorded Investment in Loans by Portfolio Segment Based on Impairment Method (Details)

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LOANS, Allowance for Loan Losses and Recorded Investment in Loans by Portfolio Segment Based on Impairment Method (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Ending allowance attributable to loans [Abstract]        
Individually reviewed for impairment $ 1,208 $ 1,696    
Collectively evaluated for impairment 15,392 15,266    
Total ending allowance balance 16,600 16,962 $ 17,081 $ 18,962
Loans [Abstract]        
Individually reviewed for impairment 22,079 29,654    
Collectively evaluated for impairment 1,298,230 1,251,158    
Total ending loans balance 1,320,309 1,280,812    
Commercial and Industrial [Member]        
Ending allowance attributable to loans [Abstract]        
Individually reviewed for impairment 497 605    
Collectively evaluated for impairment 5,981 5,740    
Total ending allowance balance 6,478 6,345 4,826 6,173
Loans [Abstract]        
Individually reviewed for impairment 6,402 5,994    
Collectively evaluated for impairment 458,806 443,348    
Total ending loans balance 465,208 449,342    
Commercial Real Estate [Member]        
Ending allowance attributable to loans [Abstract]        
Individually reviewed for impairment 197 368    
Collectively evaluated for impairment 6,393 6,335    
Total ending allowance balance 6,590 6,703 8,457 8,690
Loans [Abstract]        
Individually reviewed for impairment 7,332 11,934    
Collectively evaluated for impairment 534,603 506,047    
Total ending loans balance 541,935 517,981    
Consumer [Member]        
Ending allowance attributable to loans [Abstract]        
Individually reviewed for impairment 514 723    
Collectively evaluated for impairment 2,980 3,148    
Total ending allowance balance 3,494 3,871 3,761 4,046
Loans [Abstract]        
Individually reviewed for impairment 8,345 11,726    
Collectively evaluated for impairment 304,821 301,763    
Total ending loans balance 313,166 313,489    
Unallocated [Member]        
Ending allowance attributable to loans [Abstract]        
Individually reviewed for impairment 0 0    
Collectively evaluated for impairment 38 43    
Total ending allowance balance 38 43 $ 37 $ 53
Loans [Abstract]        
Individually reviewed for impairment 0 0    
Collectively evaluated for impairment 0 0    
Total ending loans balance $ 0 $ 0