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Vendor Arrangements - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Feb. 02, 2013
Vendor
Jan. 28, 2012
Jan. 29, 2011
Cooperative Income (Expense) [Line Items]      
Number of vendors who participate in cooperative advertising programs with the company 50    
Specific, incremental and identifiable advertising and promotional costs $ 90.4 $ 120.9 $ 122.1
Vendor allowances received in excess of advertising expenses 134.8 99.0 83.7
Change in capitalized cooperative advertising balance $ (8.2) $ (0.8) $ 2.1