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Basis Of Presentation (Components Of Assets And Liabilities Related To Discontinued Operations) (Details) (USD $)
In Millions, unless otherwise specified
Oct. 27, 2012
Jul. 28, 2012
Oct. 29, 2011
Components Of Discontinued Operations [Line Items]      
Inventories $ 604.0 $ 533.4 $ 401.7
Property and equipment, net 693.8 674.2  
Other intangible assets, net 453.0 453.7  
Other assets 41.8 42.6  
Total assets 2,944.3 2,807.1  
Lease-related liabilities 243.4 240.5  
Total liabilities 1,538.7 1,466.2  
Fashion Bug Business [Member]
     
Components Of Discontinued Operations [Line Items]      
Accounts receivable 7.1 6.8  
Inventories 111.7 77.2  
Property and equipment, net 32.1 31.9  
Other intangible assets, net 8.0 5.0  
Other assets 22.2 12.7  
Total assets 181.1 133.6  
Accounts payable and other current liabilities 148.5 93.6  
Lease-related liabilities 18.0 18.0  
Other liabilities 2.8 7.0  
Total liabilities $ 169.3 $ 118.6