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Loan Servicing (Tables)
12 Months Ended
Dec. 31, 2011
Loan Servicing [Abstract]  
Schedule Of Change In Loan Servicing Rights
     2011     2010     2009  
     (in thousands)  

Loan servicing rights

      

Balance at beginning of year

   $ 12,491      $ 11,722      $ 9,824   

Origination of loan servicing rights

     4,483        4,182        5,012   

Amortization expense

     (4,074     (3,413     (3,114
  

 

 

   

 

 

   

 

 

 

Balance at end of year

   $ 12,900      $ 12,491      $ 11,722   
  

 

 

   

 

 

   

 

 

 

Valuation allowance

      

Balance at beginning of year

   $ (1,163   $ (612   $ (532

Impairment adjustment

     (1,507     (551     (80
  

 

 

   

 

 

   

 

 

 

Balance at end of year

   $ (2,670   $ (1,163   $ (612
  

 

 

   

 

 

   

 

 

 

Balance at end of year net of valuation allowance

   $ 10,230      $ 11,328      $ 11,110