Goodwill and Intangible Assets (Tables )
 6 Months Ended
Jun. 30, 2012
Goodwill and Intangible Assets [Abstract]  
Summary of core deposit intangible assets
                 
    June 30, 2012     December 31, 2011  
    (Dollars in thousands)  

Core deposit intangibles

   $ 1,367     $ 1,367  

Less: accumulated amortization

     703       636  
   

 

 

    

 

 

  

Carrying value of core deposit intangibles

   $ 664     $ 731