v2.3.0.11
Commitments and Contingencies (Details)
1 Months Ended 3 Months Ended
Jan. 31, 2011
CAD
Apr. 30, 2011
USD ($)
May 23, 2011
Commitments and Contingencies      
Arrangement to purchase leasehold interests, maximum number of leasehold sites 220    
Payment for purchase of leasehold interest 1,825,000,000    
Number of installments for payment of leasehold purchase consideration   2  
Number of stores to be opened in Canada primarily during 2013, low end of the range   100  
Number of stores to be opened in Canada primarily during 2013, high end of the range   150  
Number of Canadian leasehold locations selected for new stores   105  
Number of additional leasehold locations which can be selected for new stores   115  
Expected investment in leasehold interest for renovation cost, low end of the range   1,800,000,000  
Expected investment in leasehold interest for renovation cost, high end of the range   $ 2,300,000,000  
Time period for renovations (in years)   3  
Value of Canadian dollar equivalent to $1.00, low end of range   0.95  
Value of Canadian dollar equivalent to $1.00, high end of range   1.00  
Value of Canadian dollar equivalent to $1.00     0.98