Disclosures About Fair Value Of Financial Instruments (Fair Value Financial Assets And Liabilities On A Recurring Basis) (Details) (USD $) In Thousands, unless otherwise specified	Oct. 29, 2011	Jan. 29, 2011	Oct. 30, 2010
Level 1 [Member] | Executive Savings Plan [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Fair value measured on recurring basis, Assets	$ 79,139	$ 73,925	$ 68,579
Level 2 [Member] | Short-Term Investments [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Fair value measured on recurring basis, Assets	71,737	76,261	129,967
Level 2 [Member] | Foreign Currency Exchange Contracts [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Fair value measured on recurring basis, Assets	11,175	2,768	2,634
Fair value measured on recurring basis, Liabilities	10,276	6,233	8,488
Level 2 [Member] | Diesel Fuel Contracts [Member]
Fair Value, Assets Measured on Recurring Basis, Financial Statement Captions [Line Items]
Fair value measured on recurring basis, Assets	$ 775	$ 746	$ 221