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Summary of Significant Accounting Policies and Practices (Details 2) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Jan. 28, 2012
customer
Jan. 29, 2011
customer
Jan. 30, 2010
customer
Concentration of Credit and Liquidity Risk      
Number of diversified money market funds, in which cash and cash equivalents are kept 4    
Percentage of total accounts receivable that are insured or supported by bank guarantees or letters of credit 57.00%    
Customer concentration risk      
Receivables from European taxing authorities related to value-added tax payments 41    
Net Revenue | Customer Concentration Risk
     
Customer concentration risk      
Number of domestic wholesale customers 1 1 1
Percentage of consolidated net revenue accounted by one customer 2.70% 3.10% 3.40%