Risk Management And Derivatives (Schedule Of Contract Notional Amount Of All Purchase And Sale Contracts Of A Foreign Currency) (Details) - Forward Contracts [Member] - USD ($) $ in Thousands	Jul. 30, 2016	Jan. 30, 2016	Aug. 01, 2015
Derivative [Line Items]
Notional contract amount of all purchase and sale contracts of a foreign currency	$ 46,086	$ 47,118	$ 55,740
U.S. dollars (purchased by the Company's Canadian division with Canadian dollars) [Member]
Derivative [Line Items]
Notional contract amount of all purchase and sale contracts of a foreign currency	17,404	14,118	19,650
Euro
Derivative [Line Items]
Notional contract amount of all purchase and sale contracts of a foreign currency	13,544	15,499	18,035
Chinese yuan
Derivative [Line Items]
Notional contract amount of all purchase and sale contracts of a foreign currency	12,477	14,623	15,214
Japanese yen
Derivative [Line Items]
Notional contract amount of all purchase and sale contracts of a foreign currency	1,026	1,159	1,208
United Arab Emirates dirham
Derivative [Line Items]
Notional contract amount of all purchase and sale contracts of a foreign currency	939	930	861
New Taiwanese dollars
Derivative [Line Items]
Notional contract amount of all purchase and sale contracts of a foreign currency	522	570	537
Other currencies
Derivative [Line Items]
Notional contract amount of all purchase and sale contracts of a foreign currency	$ 174	$ 219	$ 235