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Share Capital (Tables)
 6 Months Ended
Jun. 30, 2012
Share Capital [Abstract]  
Changes in the number of shares of Class A Stock outstanding

The following table reflects changes in the number of shares of Class A Stock outstanding for the periods indicated:

 

                                 
   

Three months ended

June 30,

    

Six months ended

June 30,

  
    2012     2011     2012     2011  

Class A Stock outstanding, beginning of period

     13,489,162       13,535,063       13,572,265       13,268,522  

Issued pursuant to the share-based compensation plans

     —         33,882       16,797       300,423  

Repurchased and cancelled pursuant to the stock buy-back

     —         —         (99,900 )      —    
   

 

 

    

 

 

    

 

 

    

 

 

  

Class A Stock outstanding, end of period

     13,489,162       13,568,945       13,489,162       13,568,945