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Comprehensive Income (Tables)
9 Months Ended
Sep. 30, 2011
Comprehensive Income 
Schedule Of Comprehensive Income
     For the Three Months Ended
September 30,
     For the Nine Months Ended
September 30,
 
     2011      2010      2011      2010  

Net income

   $ 9,996,000       $ 9,169,000       $ 27,591,000       $ 25,318,000   

Other comprehensive income:

           

Unrealized gain on available for sale marketable securities, net of taxes

     76,000         120,000         451,000         152,000   
  

 

 

    

 

 

    

 

 

    

 

 

 

Comprehensive income

   $ 10,072,000       $ 9,289,000       $ 28,042,000       $ 25,470,000