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STOCK BASED COMPENSATION PLANS (Tables)
9 Months Ended
Sep. 30, 2017
STOCK BASED COMPENSATION PLANS  
Schedule of status of unvested restricted stock
          Weighted  
          Average Grant-Date  
    Shares     Fair Value  
Unvested, January 1, 2017     301,991     $ 24.59  
Granted     70,981     $ 35.62  
Vested     (46,201 )   $ 23.36  
Forfeited     (5,001 )   $ 26.79  
Unvested, September 30, 2017     321,770     $ 27.17