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Risk Management and Derivatives (Narrative) (Details)
9 Months Ended 12 Months Ended
Nov. 03, 2018
Oct. 28, 2017
Feb. 03, 2018
Derivative [Line Items]      
Derivative, Maturity Date Nov. 01, 2019    
Forward Contracts      
Derivative [Line Items]      
Derivative, Maturity Date Nov. 01, 2019 Nov. 01, 2018 Feb. 01, 2019