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Earnings Per Common Share (Tables)
9 Months Ended
Sep. 30, 2017
Earnings Per Common Share [Abstract]  
Schedule of earnings per share reconciliation
          
Three months endedNine months ended
September 30,September 30,
(dollars in thousands, except share data)2017     20162017     2016
Numerator:
Net income available to common shareholders$4,2503,43310,9659,745
Denominator:   
Weighted-average common shares outstanding – basic7,281,5946,322,0736,905,017 6,299,009
Common stock equivalents 386,882418,678386,147403,466
Weighted-average common shares outstanding – diluted7,668,4766,740,751 7,291,1646,702,475
Earnings per common share: 
Basic$0.580.541.591.55
Diluted$0.550.511.501.45