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Impact of Derivative Financial Instruments on Statements of Income (Detail) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Feb. 01, 2014
Feb. 02, 2013
Jan. 28, 2012
Derivative Instruments, Gain (Loss) [Line Items]      
Gain (loss) recognized in income $ 26,606 $ (5,484) $ 4,594
Intercompany Balances, Primarily Short-Term Debt And Related Interest | Fair Value Hedges | Selling, General And Administrative Expenses
      
Derivative Instruments, Gain (Loss) [Line Items]      
Gain (loss) recognized in income 6,099 (7,661) 4,313
Diesel Fuel Contracts | Economic Hedges For Which Hedge Accounting Was Not Elected | Cost Of Sales, Including Buying And Occupancy Costs
      
Derivative Instruments, Gain (Loss) [Line Items]      
Gain (loss) recognized in income (1,831) 4,261 1,626
Merchandise Purchase Commitments | Economic Hedges For Which Hedge Accounting Was Not Elected | Cost Of Sales, Including Buying And Occupancy Costs
      
Derivative Instruments, Gain (Loss) [Line Items]      
Gain (loss) recognized in income $ 22,338 $ (2,084) $ (1,345)