Risk Management and Derivatives Risk Management and Derivatives (Schedule of all Purchase and Sale Contracts of a Foreign Currency) (Details) - Forward Contracts [Member] - USD ($) $ in Thousands	Jan. 28, 2017	Jan. 30, 2016
Derivative [Line Items]
Derivative, Notional Amount	$ 42,088	$ 47,118
U.S. Dollars (Purchased By The Company's Canadian Division With Canadian Dollars) [Member]
Derivative [Line Items]
Derivative, Notional Amount	18,826	14,118
Euro [Member]
Derivative [Line Items]
Derivative, Notional Amount	13,297	15,499
Chinese Yuan [Member]
Derivative [Line Items]
Derivative, Notional Amount	7,723	14,623
Japanese Yen [Member]
Derivative [Line Items]
Derivative, Notional Amount	769	1,159
United Arab Emirates, Dirhams
Derivative [Line Items]
Derivative, Notional Amount	823	930
Taiwan, New Dollars
Derivative [Line Items]
Derivative, Notional Amount	526	570
Other Currencies [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 124	$ 219