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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
6 Months Ended
Jun. 30, 2016
Accounting Policies [Abstract]  
Schedule of stock option plans, changes in options outstanding
           Weighted     
       Weighted   Average   Aggregate 
       Average   Remaining   Intrinsic 
   Number of   Exercise   Contractual   Value 
   Options   Price   Term   (In thousands) 
Balance, January 1, 2016   267,289   $17.28           
Granted during 2016                  
Exercised during 2016   (7,465)   13.57           
Expired during 2016   (13,579)   21.82           
Forfeited during 2016   (442)   16.12           
Balance, June 30, 2016   245,803   $17.15    3.94 years   $334 
Vested and expected to vest (1)   245,201   $17.18    3.94 years   $326 
Exercisable at June 30, 2016   235,776   $17.31    3.85 years   $283 

 

(1) Does not include shares which are not expected to vest as a result of anticipated forfeitures.
Schedule of changes in nonvested performance-based shares

       Weighted 
       Average 
   Number of   Grant Date 
   Shares   Fair Value 
Balance, January 1, 2016   92,767   $18.12 
Granted during 2016        
Vested during 2016        
Forfeited during 2016        
Balance, June 30, 2016   92,767   $18.12 

Schedule of changes in nonvested shares
       Weighted 
       Average 
   Number of   Grant Date 
   Shares   Fair Value 
Balance, January 1, 2016   321,421   $19.44 
Granted during 2016   188,397    16.99 
Vested during 2016   (99,826)   18.37 
Forfeited during 2016   (7,677)   18.88 
Balance, June 30, 2016   402,315   $18.57 
Schedule of calculation of basic and diluted earnings per share
   Three Months Ended   Six Months Ended 
   June 30,   June 30, 
(Dollars in thousands, except per share data)  2016   2015   2016   2015 
                 
Net income to shareholders  $6,564   $5,238    12,053    10,246 
                     
Basic weighted-average shares outstanding   16,172,223    15,082,516    16,015,251    14,996,596 
Plus: common stock equivalents   169,752    150,635    164,449    193,185 
Diluted weighted-average shares outstanding   16,341,975    15,233,151    16,179,700    15,189,781 
Net income per share                    
Basic  $0.41   $0.34    0.75    0.68 
Diluted   0.40    0.34    0.74    0.67