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Long-term Debt (Tables)
3 Months Ended
Apr. 30, 2011
Long-term Debt  
New Long-term Debt Issuances
                     

Issue Date

 

Maturity Date

   Interest Rate     Principal
Amount
 

April 18, 2011

  April 15, 2014      1.625%     $1,000   

April 18, 2011

  April 15, 2016      2.800%       1,000   

April 18, 2011

  April 15, 2021      4.250%       1,000   

April 18, 2011

  April 15, 2041      5.625%       2,000   
                      

Total Issuances

               $5,000