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Bank Premises and Equipment (Tables)
12 Months Ended
Dec. 31, 2011
Bank Premises and Equipment  
Summary of bank premises and equipment, by asset classification

 

 

 
  Estimated
useful lives
  2011   2010  
 
   
  (Dollars in Thousands)
 

Bank buildings and improvements

  5 - 40 years   $ 390,875   $ 388,847  

Furniture, equipment and vehicles

  1 - 20 years     266,547     268,590  

Land

        124,694     123,988  

Real estate held for future expansion:

                 

Land, building, furniture, fixture and equipment

  7 - 27 years     614     664  

Less: accumulated depreciation

        (329,680 )   (313,139 )
               

Bank premises and equipment, net

      $ 453,050   $ 468,950