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Capital Stock Transactions
9 Months Ended
Sep. 30, 2012
Capital Stock Transactions [Abstract]  
Capital Stock Transactions

 

14.  Capital Stock Transactions

            We repurchased the following capital stock for the three and nine-months ended September 30, 2012 and 2011:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Three months ended September 30,

 

Nine months ended September 30,

 

 

2012

 

2011

 

2012

 

2011

 

 

 

 

 

 

 

 

 

 

 

 

 

Shares repurchased

 

 

9,334 

 

 

1,530,030 

 

 

209,234 

 

 

1,871,543 

Weighted average price per share

 

$

62.75 

 

$

55.39 

 

$

56.03 

 

$

60.30