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Risk Management And Derivatives (Narrative) (Details)
12 Months Ended
Jan. 30, 2016
Jan. 31, 2015
Derivative [Line Items]    
Number of countries sold to 65  
Derivative, Maturity Date Jan. 31, 2017  
Forward Contracts [Member]    
Derivative [Line Items]    
Derivative, Maturity Date Jan. 31, 2017 Jan. 31, 2016