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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2014
Accounting Policies [Abstract]  
Summary of Components Used to Calculate Basic and Diluted Earnings Per Share

Presented below is a summary of the components used to calculate basic and diluted earnings per share:

 

  Years Ended December 31,  
  2014   2013   2012  
  (Dollars in Thousands)  

Distributed earnings allocated to common stockholders

 $ 4,016    $ -    $ -   

Undistributed earnings allocated to common stockholders

   34,421      18,280      10,858   
  

 

 

     

 

 

     

 

 

  

Net income available to common shareholders

 $ 38,437    $ 18,280    $ 10,858   
  

 

 

     

 

 

     

 

 

  

Weighted average number of common shares outstanding

   25,974      23,918      23,816   

Effect of dilutive restricted grants

   15      378      -   

Effect of dilutive options

   270      169      41   
  

 

 

     

 

 

     

 

 

  

Weighted average number of common shares outstanding used to calculate diluted earnings per share

   26,259      24,465      23,857