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	Nov. 02, 2013	Feb. 02, 2013	Oct. 27, 2012
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	$ 44,642	$ 40,636	$ 49,966
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	18,024	18,442	19,427
Chinese Yuan [Member]
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	14,860	15,544	22,193
Euro [Member]
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	8,729	3,459	4,784
Japanese Yen [Member]
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	1,657	1,665	1,563
New Taiwanese Dollars [Member]
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	633	734	935
Great Britain Pounds Sterling [Member]
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency		63	211
Other Currencies [Member]
Derivative [Line Items]
Net contract amount of all purchase and sale contracts of a foreign currency	$ 739	$ 729	$ 853