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Stock Based Compensation (Tables)
9 Months Ended
Sep. 30, 2014
Summary of Restricted Stock Activity and Related Information

A summary of restricted stock activity and related information for the nine months ended September 30, 2014 is presented below:

 

     Shares     Weighted-
Average
Grant-Date
Fair Value
 

Nonvested at January 1, 2014

     136,195      $ 90.50   

Granted

     76,085      $ 111.99   

Vested

     (53,152   $ 97.08   

Forfeited

     (4,747   $ 100.99   
  

 

 

   

Nonvested at September 30, 2014

     154,381      $ 98.50