Risk Management And Derivatives (Schedule Of Contract Net Amount Of All Purchase And Sale Contracts Of A Foreign Currency) (Details) (USD $) In Thousands, unless otherwise specified	Feb. 02, 2013	Jan. 28, 2012
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	$ 40,636	$ 75,951
U.S. Dollars (Purchased By The Company's Canadian Division With Canadian Dollars) [Member]
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	18,442	19,002
Chinese Yuan [Member]
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	15,544	43,407
Euro [Member]
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	3,459	7,293
Japanese Yen [Member]
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	1,665	1,365
New Taiwanese Dollars [Member]
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	734	830
Great Britain Pounds Sterling [Member]
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	63	2,947
Other Currencies [Member]
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	$ 729	$ 1,107