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STOCK BASED COMPENSATION PLANS (Tables)
9 Months Ended
Sep. 30, 2016
STOCK BASED COMPENSATION PLANS  
Summary of status of stock options
    Number           Remaining   Aggregate  
    of     Exercise     Contractual   Intrinsic  
(Dollars in thousands, except per share amounts)   Options     Price     Life   Value  
Outstanding, January 1,  2016     23,725     $ 25.25              
Exercised     (10,110 )   $ 25.25              
Outstanding, September 30,  2016     13,615     $ 25.25     0.16 years   $ 45  
Vested and Exercisable, September 30, 2016     13,615     $ 25.25     0.16 years   $ 45  
Summary of status of unvested restricted stock
          Weighted  
          Average Grant-Date  
    Shares     Fair Value  
Unvested, January 1, 2016     281,076     $ 23.46  
Granted     68,309     $ 27.94  
Vested     (40,227 )   $ 22.15  
Forfeited     (6,667 )   $ 25.95  
Unvested, September 30, 2016     302,491     $ 24.59