Risk Management and Derivatives (Schedule of Fair Values of Derivative Instruments Designated as Hedging Instruments Included within the Condensed Consolidated Balance Sheet) (Details) - USD ($) $ in Thousands	Jan. 28, 2017	Jan. 30, 2016
Prepaid Expenses and Other Current Assets [Member]
Derivative [Line Items]
Asset Derivatives, Fair Value	$ 234	$ 1,000
Other accrued expense [Member]
Derivative [Line Items]
Liability Derivatives, Fair Value	$ 874	$ 846